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Term:
(R)-3-hydroxybutyric acid (CHEBI:17066)
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ketone body +     
pheromone +   
(+)-albicanol 
(+)-alpha-pinene 
(+)-isoafricanol 
(-)-gynuraone 
(-)-microdiplodiasolol 
(-)-trans-carveol 
(1'S,5'R)-5'-hydroxyaverantin 
(1'S,5'S)-averufin 
(11Z)-icos-11-enoic acid +  
(11Z,14Z,17Z)-icosatrienoate 
(13E)-octadecenoic acid 
(13R)-epi-8,13-epoxylabd-14-ene 
(13R)-S-cysteinyl-(14S)-hydroxy-(4Z,7Z,9E,11E,16Z,19Z)-docosahexaenoic acid 
(13R)-S-cysteinylglycinyl-(14S)-hydroxy-(4Z,7Z,9E,11E,16Z,19Z)-docosahexaenoic acid 
(13R)-S-glutathionyl-(14S)-hydroxy-(4Z,7Z,9E,11E,16Z,19Z)-docosahexaenoic acid 
(13S)-hydroxy-(14S,15S)-epoxy-(5Z,8Z,11Z)-icosatrienoic acid 
(15Z)-tetracosenoate +  
(17Z)-hexacosenoic acid +  
(1R,4R,5R,8S)-8-hydroxy-4,8-dimethyl-2-oxabicyclo[3.3.1]nonan-3-one 
(1S)-1,23,25-trihydroxy-24-oxocalciol 
(1S)-1,25-dihydroxy-24-oxocalciol 
(2,3-diphenylcyclopropyl)methyl phenyl sulfoxide 
(2-aminoethyl)phosphonic acid +  
(2-hydroxyphenyl)acetate 
(2-hydroxyphenyl)acetic acid 
(2-trans,6-cis)-dodeca-2,6-dienoyl-CoA 
(20R)-17alpha,20-dihydroxycholesterol 
(20R,22R)-20,22-dihydroxycholesterol 
(20S)-20-hydroxypregn-4-en-3-one  
(20S)-hydroxyvitamin D3 
(20S,23)-dihydroxyvitamin D3 
(20S,23,24)-trihydroxyvitamin D3 
(20S,23,25)-trihydroxyvitamin D3 
(20S,24R)-dihydroxyvitamin D3 
(20S,24S)-dihydroxyvitamin D3 
(22E,24R)-5alpha,8alpha-epidioxyergosta-6,9,22-triene-3beta-ol-3-O-beta-D-glucopyranoside 
(22S,24R)-3alpha-ureido-ergosta-4,6,8(14),22-tetraene 
(23S)-23,25,26-trihydroxycalciol +  
(24E)-3alpha,7alpha-dihydroxy-5beta-cholest-24-en-26-oyl-CoA 
(24R)-24,25-dihydroxycalciol 
(24R,25R)-3alpha,7alpha,24-trihydroxy-5beta-cholestan-26-oyl-CoA 
(24S)-24-hydroxycholesterol +   
(24S)-7alpha,24-dihydroxycholesterol 
(24S,25)-dihydroxycholesterol 
(24S,26)-dihydroxycholesterol 
(24Z),26-hydroxydesmosterol 
(25R)-3alpha,7alpha,12alpha-trihydroxy-5beta-cholestan-26-oyl-CoA(4-) 
(25R)-7alpha,26-dihydroxycholest-4-en-3-one 
(25R)-cholest-5-ene-3beta,26-diol +   
(25S)-3alpha,7alpha,12alpha-trihydroxy-5beta-cholestanoyl-CoA 
(2R)-2-[(1R)-4-methylcyclohex-3-en-1-yl]propanoic acid 
(2R,3S)-2-methyl-3-propyloxirane 
(2S)-2-(4-\{[(1R,2S)-2-hydroxycyclopentyl]methyl\}phenyl)propanoic acid 
(2S,3R)-3-hydroxybutane-1,2,3-tricarboxylate 
(2S,3S)-3-hydroxy-2-methylbutanoyl-CoA(4-) 
(3,4-dihydroxyphenyl)acetate 
(3,4-dihydroxyphenyl)acetic acid +   
(3,4-dimethoxyphenyl)methanol +  
(3E)-2,3,4-trimethylhex-3-enal 
(3E)-2,6-dimethyloct-3-ene 
(3R)-3-\{[(3R)-3-\{[(3R)-3-\{[(3R)-3-hydroxybutanoyl]oxy\}butanoyl]oxy\}butanoyl]oxy\}butanoic acid +  
(3R)-3-\{[(3R)-3-\{[(3R)-3-hydroxybutanoyl]oxy\}butanoyl]oxy\}butanoic acid +  
(3R,5S)-1-pyrroline-3-hydroxy-5-carboxylic acid 
(3S)-3-hydroxy-3-methylglutaryl-CoA 
(3S)-citramalyl-CoA(5-) 
(3Z,6Z)-dodecadienoyl-CoA 
(4-hydroxy-3-methoxyphenyl)acetaldehyde 
(4-hydroxyphenyl)acetaldehyde 
(4-hydroxyphenyl)pyruvic acid +  
(4E)-7-methyldec-4-ene 
(4Z,7Z,10Z,13Z,16Z)-docosa-4,7,10,13,16-pentaenoic acid +   
(4Z,7Z,10Z,13Z,16Z,19Z)-docosahexaenoate +  
(5-hydroxyindol-3-yl)acetaldehyde  
(5-hydroxyindol-3-yl)acetate 
(5-hydroxyindol-3-yl)acetic acid  
(5alpha)-androst-3-en-17-one 
(5Z)-tetradecenoylcarnitine 
(5Z,9E,12S,14Z)-8,11,12,20-tetrahydroxyicosa-5,9,14-trienoic acid 
(5Z,9E,12S,14Z)-8,11,12-trihydroxyicosa-5,9,14-trienoate 
(5Z,9E,14Z)-(8xi,11R,12S)-11,12-epoxy-8-hydroxyicosa-5,9,14-trienoate 
(6E,8Z)-5-oxooctadecadienoic acid 
(6R)-5,10-methenyltetrahydrofolate +  
(6R)-5,10-methylenetetrahydrofolate(2-) +  
(6S)-5,6,7,8-tetrahydrofolate(2-) 
(6S)-5-formyltetrahydrofolate(2-) 
(7Z,10Z,13Z,16Z,19Z)-docosapentaenoate +  
(7Z,10Z,13Z,16Z,19Z)-docosapentaenoic acid +  
(9E)-10-nitrooctadecenoic acid 
(9E)-9-nitrooctadecenoic acid 
(9Z)-heptadecenoic acid +  
(alpha-D-mannosyl)2-beta-D-mannosyl-diacetylchitobiosyldiphosphodolichol 
(alpha-D-mannosyl)3-beta-D-mannosyldiacetylchitobiosyldiphosphodolichol 
(alpha-D-mannosyl)4-beta-D-mannosyldiacetylchitobiosyldiphosphodolichol 
(alpha-D-mannosyl)5-beta-D-mannosyldiacetylchitobiosyldiphosphodolichol 
(alpha-D-mannosyl)6-beta-D-mannosyl-diacetylchitobiosyldiphosphodolichol 
(alpha-D-mannosyl)7-beta-D-mannosyl-diacetylchitobiosyldiphosphodolichol 
(E)-4-oxonon-2-enal 
(E)-dec-3-en-2-ol 
(E)-hexadec-2-enoyl-CoA(4-) 
(E)-non-2-en-1-ol +  
(N(omega)-L-arginino)succinate(1-) 
(R)-2-hydroxy-4-methylpentanoate 
(R)-3-[(R)-3-hydroxybutanoyloxy]butanoic acid 
(R)-3-hydroxybutanenitrile 
(R)-3-hydroxybutanoyl-CoA(4-) 
(R)-3-hydroxybutyrate +  
(R)-3-hydroxybutyric acid +  
The R-enantiomer of 3-hydroxybutyric acid. Involved in the synthesis and degradation of ketone bodies, it can be used as an energy source by the brain during hypoglycaemia, and for the synthesis of biodegradable plastics. It is a sex pheremone in the European spider Linyphia triangularis.
(R)-3-hydroxybutyrylcarnitine 
(R)-3-hydroxylauric acid +  
(R)-4'-phosphonatopantothenate(3-) 
(R)-5-diphosphomevalonic acid 
(R)-5-phosphonatomevalonate(3-) 
(R)-adrenaline(1+) 
(R)-icosanoylcarnitine 
(R)-lactaldehyde 
(R)-lactic acid +   
(R)-methylmalonyl-CoA(5-) 
(R)-mevalonate 
(R)-noradrenaline(1+) 
(R)-oleoylcarnitine 
(R)-oleoylcarnitine hydrochloride 
(R)-propane-1,2-diol 
(R)-S-lactoylglutathionate(1-) 
(R)-S-lactoylglutathione 
(S)-2,3-epoxysqualene 
(S)-2-hydroxy-3-methylbutyrate 
(S)-2-hydroxy-3-methylbutyric acid 
(S)-3-aminoisobutyric acid 
(S)-3-hydroxybutanoyl-CoA(4-) 
(S)-3-hydroxybutyric acid +  
(S)-3-hydroxydecanoyl-CoA 
(S)-3-hydroxyhexanoyl-CoA 
(S)-3-hydroxyisobutyryl-CoA 
(S)-3-hydroxylauroyl-CoA 
(S)-3-hydroxyoctanoyl-CoA 
(S)-3-hydroxypalmitoyl-CoA 
(S)-3-hydroxytetradecanoyl-CoA 
(S)-3-sulfonatolactate(2-) 
(S)-averantin(1-) 
(S)-carnitinium 
(S)-dihydroorotate 
(S)-dihydroorotic acid 
(S)-lactaldehyde 
(S)-lactic acid +   
(S)-malate(2-) +  
(S)-methylmalonyl-CoA(5-) 
(S)-propane-1,2-diol +  
(Z)-2-penten-1-ol 
(Z)-but-2-ene-1,2,3-tricarboxylate 
(Z)-hexadec-11-enal 
(Z)-non-6-en-1-ol 
1,1,3,3-tetramethylurea 
1,2,3,4-tetrachlorobutane 
1,2-di-[(6Z)-octadecenoyl]-sn-glycero-3-phosphocholine 
1,2-diacyl-sn-glycero-3-phosphocholine(1+) +   
1,2-dioleoyl-sn-glycero-3-phospho-N,N-dimethylethanolamine 
1,2-dioleoyl-sn-glycero-3-phospho-N,N-dimethylethanolamine zwitterion 
1,2-dioleoyl-sn-glycero-3-phospho-N-methylethanolamine 
1,2-dioleoyl-sn-glycero-3-phospho-N-methylethanolamine zwitterion 
1,2-distearoylphosphatidylethanolamine zwitterion +  
1,4-butanediammonium 
1,4-dithiothreitol +   
1,5-anhydro-D-glucitol 
1-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycero-3-phosphocholine 
1-[(10Z,13Z,16Z)-docosatrienoyl]-2-[(9Z,12Z)-hexadecadienoyl]-sn-glycero-3-phospho-1D-myo-inositol 
1-[(10Z,13Z,16Z)-docosatrienoyl]-2-hexadecanoyl-sn-glycero-3-phospho-1D-myo-inositol 
1-[(10Z,13Z,16Z)-docosatrienoyl]-2-linoleoyl-sn-glycero-3-phospho-1D-myo-inositol 
1-[(13Z,16Z)-docosadienoyl]-2-hexadecanoyl-sn-glycero-3-phospho-1D-myo-inositol 
1-[(13Z,16Z)-docosadienoyl]-2-linoleoyl-sn-glycero-3-phospho-1D-myo-inositol 
1-[(1Z,9Z)-octadecadienyl]-sn-glycero-3-phosphocholine 
1-[(8Z,11Z,14Z,17Z)-icosatetraenoyl]-2-[(11Z)-icosenoyl]-sn-glycero-3-phospho-1D-myo-inositol 
1-[(8Z,11Z,14Z,17Z)-icosatetraenoyl]-2-[(11Z)-octadecenoyl]-sn-glycero-3-phospho-1D-myo-inositol 
1-[(8Z,11Z,14Z,17Z)-icosatetraenoyl]-2-icosanoyl-sn-glycero-3-phospho-1D-myo-inositol 
1-[(8Z,11Z,14Z,17Z)-icosatetraenoyl]-2-octadecanoyl-sn-glycero-3-phospho-1D-myo-inositol 
1-[(9Z)-hexadecenoyl]-sn-glycero-3-phosphocholine 
1-acyl-sn-glycerol 3-phosphate(2-) +  
1-acylglycerone 3-phosphate(2-) +  
1-alkyl-2-acetyl-sn-glycerol +  
1-alkyl-2-acetyl-sn-glycerol 3-phosphate(2-) 
1-alkyl-2-acyl-sn-glycero-3-phosphoethanolamine +  
1-alkyl-2-acyl-sn-glycerol +  
1-alkyl-sn-glycerol 3-phosphate(2-) +  
1-alkylglycerone 3-phosphate +  
1-alkylglycerone 3-phosphate(2-) +  
1-arachidonoyl-sn-glycero-3-phospho-1D-myo-inositol 
1-arachidonoyl-sn-glycero-3-phosphoethanolamine 
1-bromo-2-propanol 
1-chlorobutan-2-ol 
1-docosene 
1-ethyl-2-propylcyclohexane 
1-heptadecene 
1-hepten-3-one 
1-hexadecanoyl-2-(9-oxononanoyl)-sn-glycero-3-phosphocholine 
1-hexadecanoyl-sn-glycero-3-phospho-D-myo-inositol 
1-hexadecanoyl-sn-glycero-3-phosphoethanolamine 
1-icosapentaenoyl-sn-glycero-3-phosphocholine 
1-iodo-2-methylundecane 
1-linoleoyl-sn-glycero-3-phosphoethanolamine 
1-linoleoyl-sn-glycero-3-phosphoethanolamine zwitterion 
1-methyladenosine 
1-methylimidazole-4-acetaldehyde 
1-methylnicotinamide +   
1-methylpyrrolinium 
1-O-all-trans-retinoyl-beta-glucuronic acid 
1-octadec-9-enoylglycero-3-phosphate  
1-octadecylglycero-3-phosphocholine 
1-oleoyl-2-arachidonoyl-sn-glycero-3-phospho-1D-myo-inositol 
1-oleoyl-sn-glycero-3-phosphoethanolamine 
1-pentadecanoyl-2-[(5Z,8Z,11Z,14Z)-eicosatetraenoyl]-sn-glycero-3-phosphocholine 
1-pentadecyl-2-acetyl-sn-glycero-3-phosphocholine 
1-phenylethylamine +  
1-phosphatidyl-1D-myo-inositol 3,4,5-trisphosphate(7-) +  
1-phosphatidyl-1D-myo-inositol 3,4-bisphosphate(5-) +  
1-phosphatidyl-1D-myo-inositol 3,5-bisphosphate(5-) +  
1-phosphatidyl-1D-myo-inositol 3-phosphate(3-) +  
1-phosphatidyl-1D-myo-inositol 4,5-bisphosphate +  
1-phosphatidyl-1D-myo-inositol 4-phosphate(3-) +  
1-phosphatidyl-1D-myo-inositol 5-phosphate(3-) +  
1-phosphatidyl-1D-myo-inositol(1-) +  
1-piperideine-2-carboxylate 
1-piperideine-6-carboxylate +  
1-pyrroline-2-carboxylate 
1-pyrroline-5-carboxylate +  
1-pyrrolinium +  
1-stearoyl-2-arachidonoyl-sn-glycero-3-phosphoethanolamine 
1-stearoyl-sn-glycero-3-phospho-1D-myo-inositol 
1-stearoyl-sn-glycero-3-phosphoethanolamine 
10-epi-pyriculol 
10-formyltetrahydrofolate(2-) 
10-nonadecenoate 
10-nonadecenoic acid +  
10-PAHSA 
10-PAHSA(1-) 
11-cis-retinal +  
11-cis-retinol +  
11-cis-retinyl palmitate 
11-dehydro-thromboxane B2  
11-dehydrocorticosterone  
11-deoxycorticosterone +   
11-deoxycortisol  
11-epi-prostaglandin F2alpha +  
11-epi-prostaglandin F2alpha(1-) 
11-nitro-1-undecene 
11-oxo-ETE +  
11-oxotestosterone 
11-PAHSA 
11-PAHSA(1-) 
11beta-hydroxyandrost-4-ene-3,17-dione 
11beta-hydroxyprogesterone 
12(S)-HETE 
12(S)-HPETE(1-) 
12-HETE +  
12-hydroxylauric acid +   
12-PAHSA 
12-PAHSA(1-) 
12alpha-hydroxy-3-oxo-5beta-cholan-24-oic acid +  
13(S)-HPODE +  
13(S)-HPODE(1-) 
13,14-dihydro-15-oxolipoxin A4 
13,14-dihydro-15-oxolipoxin A4(1-) 
13,14-dihydrolipoxin A4 
13,14-dihydrolipoxin A4(1-) 
13-cis-retinal  
13-cis-retinol +  
13-hydroxy-(14R,15S)-epoxy-(5Z,8Z,11Z)-icosatrienoic acid 
13-hydroxy-alpha-tocopherol 
13-PAHSA 
13-PAHSA(1-) 
14-demethyllanosterol +   
15(S)-HETE 
15(S)-HPETE(1-) 
15-dehydro-prostaglandin E1(1-) 
15-dehydroprostaglandin A1 
15-ketoprostaglandin F1alpha(1-) 
15-O-desmethyl-(5Z)-7-oxozeaenol 
15-oxo-ETE +   
16-alpha-D-mannopyranosyloxyisopimar-7-en-19-oic acid 
16-hydroxyisopimar-7-en-19-oic acid 
16alpha-hydroxydehydroepiandrosterone 
16alpha-hydroxyestrone +  
16alpha-hydroxypregnenolone 
17-phenyl-18,19,20-trinor-prostaglandin D2 
17-phenyl-18,19,20-trinor-prostaglandin E2 
17alpha-hydroxypregnenolone +   
17alpha-hydroxyprogesterone  
17beta-estradiol +   
17beta-estradiol 3-glucosiduronic acid  
17beta-hydroxy-5alpha-androstan-3-one +   
17beta-hydroxy-5beta-estran-3-one 
18-hydroxycorticosterone 
18-hydroxylinoleic acid 
1alpha,23(S),25-trihydroxyvitamin D3 
1alpha,2beta,25-trihydroxy vitamin D3 
1D-myo-inositol 1,3,4,5-tetrakisphosphate(8-) 
1D-myo-inositol 1,3,4-trisphosphate(6-) 
1D-myo-inositol 1,4,5,6-tetrakisphosphate(8-) 
1D-myo-inositol 1,4,5-trisphosphate(6-) 
1D-myo-inositol 1,4-bisphosphate(4-) 
1D-myo-inositol 1-phosphate  
1D-myo-inositol 1-phosphate(2-) 
1D-myo-inositol 3,4,5,6-tetrakisphosphate(8-) 
1D-myo-inositol 3,4-bisphosphate 
1D-myo-inositol 3-phosphate(2-) 
1D-myo-inositol 4-phosphate(2-) 
2',3'-cyclic UMP(1-) 
2'-deoxyadenosine +   
2'-deoxyadenosine 5'-monophosphate(2-) +  
2'-deoxycytidine +   
2'-deoxycytosine 5'-monophosphate(2-) +  
2'-deoxyguanosine +   
2'-deoxyguanosine 5'-monophosphate(2-) +  
2'-deoxyinosine 
2'-deoxyinosine 5'-phosphate(2-) 
2'-deoxyinosine-5'-diphosphate 
2'-deoxyinosine-5'-monophosphate 
2'-deoxyuridine +  
2'-methylacetophenone 
2,3,3-trimethylpentane 
2,3,5,8-tetramethyldecane 
2,3,5-trimethylhexane 
2,3-bisphosphoglyceric acid +   
2,3-bisphosphonato-D-glycerate(5-) 
2,3-dihydroxybutanoic acid +  
2,3-diketogulonate 
2,3-epoxymenatetrenone 
2,4,4-trimethylpentane-1,3-diyl bis(2-methylpropanoate) 
2,4-dichlorolichexanthone 
2,4-dihydroxy-6-methylbenzaldehyde 
2,4-dimethyl-1-heptene 
2,4-dimethylheptane 
2,4-dimethylhexane 
2,4-dimethylpentan-3-amine 
2,5-diamino-6-ribosylamino-4(3H)pyrimidinone 5'-triphosphate 
2,5-dihydroxybenzaldehyde  
2,5-dihydroxybenzoate 
2,5-dihydroxybenzoic acid +   
2,6,10,14-tetramethylheptadecane 
2,6,10,15-tetramethylheptadecane 
2,6-dimethylheptadecane 
2,7,10-trimethyldodecane 
2-(2-carboxyethyl)-4-methyl-5-propylfuran-3-carboxylic acid 
2-(4-hydroxyphenyl)ethanol +   
2-(4-methoxyphenyl)propan-2-ol 
2-(4-methyl-1-piperazinyl)ethanamine 
2-acetamido-2-deoxy-D-glucopyranose 1-phosphate +  
2-acetamido-5-oxopentanoate 
2-amino-3-(3-oxoprop-1-enyl)but-2-enedioic acid +  
2-amino-3-oxoadipic acid 
2-amino-3-phosphonopropanoic acid 
2-aminoacrylic acid +  
2-aminoethanesulfonate 
2-aminomuconate 6-semialdehyde(1-) 
2-aminomuconate(2-) 
2-aminooctanoic acid 
2-aminooctanoic acid zwitterion 
2-aminophenylacetic acid 
2-ammonio-2-deoxy-D-glucopyranose +  
2-ammonio-2-deoxy-D-glucopyranose 6-phosphate(1-) +  
2-ammoniomuconate(1-) 
2-arachidonoylglycerol +   
2-butyl-1-octanol +  
2-cis,6-trans,10-trans-geranylgeranyl diphosphate 
2-decaprenyl-6-methoxy-1,4-benzoquinone 
2-decaprenyl-6-methoxy-3-methyl-1,4-benzoquinone 
2-decaprenyl-6-methoxyphenol 
2-dehydro-L-gluconic acid 
2-deoxy-D-ribofuranose 
2-deoxy-D-ribofuranose 1-phosphate(2-) 
2-deoxy-D-ribonate 
2-deoxy-D-ribonic acid 
2-deoxy-D-ribose +  
2-deoxy-D-ribose 5-phosphate(2-) 
2-ethylhexanal 
2-ethylhydracrylate 
2-ethylhydracrylic acid 
2-formamido-N(1)-(5-O-phosphonato-D-ribosyl)acetamidine +  
2-hydroxy-17beta-estradiol +   
2-hydroxy-3-methylbutyrate 
2-hydroxy-3-methylbutyric acid +  
2-hydroxyacrylic acid 
2-hydroxybutyrate +  
2-hydroxybutyric acid +  
2-hydroxyestrone +   
2-hydroxyglutaramic acid 
2-hydroxyhexadecanoate +  
2-hydroxyhexadecanoic acid +  
2-hydroxyoctadecanoate +  
2-hydroxyoctadecanoic acid +  
2-hydroxypentadecanoic acid 
2-hydroxyphytanoyl-CoA(4-) 
2-hydroxytridecanoic acid 
2-isobutylthiazole 
2-isopropyl-5-methyl-1-heptanol 
2-isopropylaminoethylamine 
2-linoleoyl-sn-glycero-3-phosphoethanolamine 
2-methoxy-17beta-estradiol +   
2-methoxy-4-vinylphenol 
2-methoxyestrone +   
2-methyl-1,3-thiazolidine-2-carboxamide 
2-methyl-1-pentene 
2-methyl-3-ketovaleric acid 
2-methyl-3-oxopropanoate +  
2-methyl-3-sulfanylbutan-1-ol 
2-methylacetoacetyl-CoA(4-) 
2-methylbutan-2-amine 
2-methylbutanoyl-CoA(4-) +  
2-methylbutyric acid +   
2-methylbutyrylcarnitine +  
2-methylcitrate(3-) +  
2-methylcrotonoyl-CoA(4-) 
2-methylerythritol 
2-methylhexenoyl-CoA 
2-methyltridecane 
2-nonanol +  
2-oxoadipate(2-) 
2-oxoadipic acid  
2-oxobutanoate 
2-oxoglutaramate +  
2-oxoglutarate(2-) 
2-oxopentanoic acid 
2-phenylethanaminium 
2-phenylethyl 1H-indol-3-ylacetate 
2-phenylethylamine +   
2-phospho-D-glyceric acid 
2-phosphonato-D-glycerate(3-) 
2-phosphonatoglycolate(3-) 
2-stearoyl-sn-glycero-3-phosphocholine 
2-tetradecanoyl-sn-glycero-3-phosphocholine 
2-trans,6-trans,10-trans-geranylgeranyl diphosphate(3-) 
2-trans,6-trans-farnesyl diphosphate(3-) 
20(S),25-dihydroxyvitamin D3 
20-HETE +   
20-hydroxy-leukotriene B4 
20-hydroxy-leukotriene B4(1-) 
20-hydroxy-leukotriene E4(1-) 
20-hydroxycholesterol  
23(S),25-dihydroxy-24-oxovitamin D3 
24,25-dihydrolanosterol +   
25-hydroxy-3-epidehydrotumulosic acid 
25-hydroxycholesterol  
26-hydroxycholesterol +   
2beta-hydroxytestosterone 
3',5'-cyclic AMP +   
3',5'-cyclic AMP(1-) 
3',5'-cyclic CMP 
3',5'-cyclic dTMP 
3',5'-cyclic GMP +   
3',5'-cyclic GMP(1-) +  
3'-AMP 
3'-AMP(2-) 
3'-dephospho-CoA 
3'-dephospho-CoA(2-) 
3'-phosphonato-5'-adenylyl sulfate(4-) 
3'-UMP(2-) 
3,17-dioxoandrost-4-en-19-al 
3,3',5'-triiodothyronine +   
3,3',5,5'-tetraiodothyroacetic acid  
3,3',5-triiodo-L-thyronine +   
3,3',5-triiodo-L-thyronine sulfate 
3,3',5-triiodo-L-thyronine zwitterion 
3,3'-diiodo-L-thyronine +  
3,4-dihydroxybutyric acid 
3,4-dihydroxymandelate 
3,4-dihydroxymandelic acid  
3,4-dihydroxyphenylacetaldehyde  
3,5-diiodo-L-tyrosinate(1-) 
3,5-diiodo-L-tyrosine +  
3,5-dimethyloctane 
3,5-dioxooctanedioic acid 
3,7,11-trimethyldodecan-1-ol 
3,7-dimethyl-3-octanol 
3,8-dimethylundecane 
3-(1H-indol-3-yl)propanoate 
3-(1H-indol-3-yl)propanoic acid  
3-(2-methylpropyl)cyclohexene 
3-(4-deoxy-beta-D-gluc-4-enosyluronic acid)-N-acetyl-D-glucosamine 
3-(4-hydroxyphenyl)lactate +  
3-(4-hydroxyphenyl)lactic acid +  
3-(4-hydroxyphenyl)pyruvate 
3-(imidazol-5-yl)lactic acid +  
3-(indol-3-yl)lactate 
3-(indol-3-yl)lactic acid  
3-(methylthio)propionate 
3-aminopiperidine-2-one 
3-carboxy-1-hydroxypropylthiamine diphosphate 
3-carboxy-4-methyl-5-propyl-2-furanpropanoate 
3-chloro-L-tyrosine 
3-cyano-L-alanine +  
3-decaprenyl-4,5-dihydroxybenzoic acid +  
3-decaprenyl-4-hydroxy-5-methoxybenzoic acid 
3-dehydro-4-methylzymosterol +  
3-dehydro-L-gulonate 
3-dehydrocarnitine +   
3-dehydrocarnitinium 
3-dehydrosphinganinium(1+) 
3-demethylubiquinone-10 
3-deoxy-D-arabino-hexonic acid 
3-deoxychenodeoxycholic acid 
3-disulfanyl-L-alanine +  
3-fucosyllactose +  
3-furoic acid +  
3-hydroxy-2-methylpropanoyl-CoA(4-) 
3-hydroxy-3-methylbut-1-ene 
3-hydroxy-3-methylglutarate(1-) 
3-hydroxy-3-methylglutarate(2-) 
3-hydroxy-3-methylglutaric acid +  
3-hydroxy-3-methylhexanoic acid +  
3-hydroxy-D-aspartic acid +  
3-hydroxy-L-valine +  
3-hydroxy-N(6),N(6),N(6)-trimethyl-L-lysine 
3-hydroxyanthranilate 
3-hydroxyanthranilic acid 
3-hydroxybutanoyl-CoA +  
3-hydroxybutyrate +  
3-hydroxybutyric acid +   
3-hydroxydocosanoyl-CoA +  
3-hydroxyicosanoyl-CoA +  
3-hydroxyisobutyrate +  
3-hydroxyisovalerate 
3-hydroxyisovaleric acid +   
3-hydroxyisovalerylcarnitine 
3-hydroxykynurenine +   
3-hydroxymandelic acid 
3-hydroxyoctadecanoyl-CoA +  
3-hydroxypentanoic acid +  
3-hydroxypropanoyl-CoA(4-) 
3-hydroxypropionate 
3-hydroxypropionic acid +   
3-hydroxypyruvate 
3-hydroxypyruvic acid  
3-hydroxytetracosanoyl-CoA 
3-hydroxytetradecanoic acid +  
3-iodo-L-tyrosine +  
3-keto-beta-D-galactose 
3-mercaptopentanol 
3-mercaptopyruvate 
3-mercaptopyruvic acid 
3-methoxy-3-methylhexane 
3-methyl-2-oxobutanoate 
3-methyl-2-oxobutanoic acid  
3-methyl-2-oxovalerate +  
3-methyl-2-oxovaleric acid +   
3-methyl-3-sulfanylhexan-1-ol 
3-methyladenine  
3-methylbut-2-enoyl-CoA(4-) 
3-methylguanine +  
3-methylhexane 
3-methylhistidine 
3-methylhistidine zwitterion 
3-methylmalate(2-) 
3-methylmalic acid +  
3-methylorsellinic acid 
3-methylvaleric acid 
3-O-beta-D-galactopyranosyl-sn-glycerol 
3-O-feruloylcycloartenol 
3-O-methyldopa 
3-O-methyldopa zwitterion 
3-octanone 
3-oxoadipic acid +  
3-oxochola-4,6-dien-24-oic acid 
3-oxodecanoyl-CoA 
3-oxodocosanoyl-CoA 
3-oxodotriacontanoyl-CoA 
3-oxohexacosanoyl-CoA 
3-oxohexanoyl-CoA 
3-oxoicosanoyl-CoA 
3-oxolauroyl-CoA 
3-oxooctadecanoyl-CoA 
3-oxooctanoyl-CoA 
3-oxopalmitoyl-CoA(4-) 
3-oxopristanoyl-CoA(4-) 
3-oxopropanoate 
3-oxotetracosanoyl-CoA 
3-oxotetradecanoyl-CoA 
3-phenyllactic acid +  
3-phenylpropionate 
3-phenylpropionic acid +   
3-phosphonato-D-glycerate(3-) 
3-phosphonato-D-glyceroyl phosphate(4-) 
3-phosphonatooxypyruvate(3-) 
3-sulfino-L-alanine +  
3-sulfino-L-alanine(1-) +  
3-sulfinylpyruvic acid 
3-sulfonatopyruvate(2-) 
3-ureidoisobutyric acid 
3alpha,7alpha,12alpha,24-tetrahydroxy-5beta-cholestan-26-oyl-CoA +  
3alpha,7alpha,12alpha-trihydroxy-24-oxo-5beta-cholestan-26-oyl-CoA(4-) 
3alpha,7alpha,12alpha-trihydroxy-5beta-cholest-24-en-26-oyl-CoA +  
3alpha,7alpha,12alpha-trihydroxy-5beta-cholestan-26-al +  
3alpha,7alpha,12alpha-trihydroxy-5beta-cholestan-26-oic acid +  
3alpha,7alpha,12beta-trihydroxy-5beta-cholanate 
3alpha,7alpha,12beta-trihydroxy-5beta-cholanic acid 
3alpha,7alpha,24-trihydroxy-5beta-cholestan-26-oyl-CoA 
3alpha,7alpha-dihydroxy-24-oxo-5beta-cholestan-26-oyl-CoA 
3alpha,7alpha-dihydroxy-5beta-cholest-24-enoyl-CoA 
3alpha,7alpha-dihydroxy-5beta-cholestan-26-al 
3alpha,7alpha-dihydroxy-5beta-cholestan-26-oic acid +  
3alpha,7alpha-dihydroxy-5beta-cholestan-26-oyl-CoA +  
3alpha-hydroxy-5beta-androstan-17-one +   
3alpha-hydroxy-5beta-androstan-17-one 3-glucosiduronic acid 
3alpha-hydroxy-5beta-pregnan-20-one  
3beta,12alpha-dihydroxy-5beta-cholan-24-oic acid 
3beta,15alpha,22-trihydroxyhopane 
3beta,7alpha,12alpha-trihydroxy-5beta-cholan-24-oic acid 
3beta,7alpha-dihydroxy-5beta-cholan-24-oic acid 
3beta,7beta,15alpha,22-tetrahydroxyhopane 
3beta,7beta-dihydroxy-22(29)-hopene 
3beta-acetoxy-15alpha,22-dihydroxyhopane 
3beta-acetoxy-15alpha-hydroxy-22(29)-hopene 
3beta-acetoxy-7beta,15alpha,22-trihydroxyhopane 
3beta-hydroxy-4beta-methyl-5alpha-cholest-8-ene-4alpha-carboxylate 
3beta-hydroxy-4beta-methyl-5alpha-cholest-8-ene-4alpha-carboxylic acid 
3beta-hydroxy-5alpha-cholest-8-ene-4alpha-carboxylate 
3beta-hydroxy-5alpha-cholest-8-ene-4alpha-carboxylic acid 
3beta-hydroxy-5beta-pregnan-20-one +  
3beta-hydroxylanost-8-en-32-al  
4'-hydroxyacetophenone +   
4'-O-demethylsordarin 
4,4-dimethyl-5alpha-cholesta-8,14,24-trien-3beta-ol  
4,4-dimethyl-5alpha-ergosta-8,24(28)-dien-3beta-ol 
4,6,8-trimethyl-1-nonene 
4,6-dimethyldodecane 
4,6-dimethylundecane 
4,6-dioxoheptanoic acid  
4,8,12-trimethyltridecanoyl-CoA(4-) 
4-(2,4,7-trioxa-bicyclo[4.1.0]heptan-3-yl)phenol 
4-(2-aminophenyl)-2,4-dioxobutanoate 
4-(trimethylammonio)butanoate  
4-(trimethylammonio)butanoic acid +  
4-acetamidobutanal 
4-acetamidobutanoate 
4-ammoniobutanal 
4-coumaroyl-CoA(4-) +  
4-ethylphenyl sulfate 
4-ethylphenyl sulfate(1-) 
4-fumarylacetoacetate(2-) 
4-guanidinobutanoate 
4-guanidinobutanoic acid 
4-hydroxy-2-oxoglutarate(2-) +  
4-hydroxy-L-prolinate 
4-hydroxy-L-proline zwitterion 
4-hydroxymellein 
4-hydroxynon-2-enal +   
4-hydroxyphenylacetate 
4-hydroxyphenylacetic acid +   
4-hydroxyphenylpyruvic acid oxime 
4-hydroxyproline +  
4-maleylacetoacetate 
4-methoxy-17beta-estradiol +   
4-methoxyestrone +  
4-methyl-2-oxopentanoate 
4-methyl-2-oxopentanoic acid  
4-methylcatechol +   
4-methylpentanal  
4-methylthio-2-oxobutanoate +  
4-methylundecane 
4-nitrophenyl hydrogen sulfate  
4-oxobutanoate 
4-pyridoxate 
4-pyridoxic acid +   
4-trimethylammoniobutanal 
4a-hydroxytetrahydrobiopterin +  
4alpha-formyl-4beta-methyl-5alpha-8-cholesten-3beta-ol 
4alpha-formyl-5alpha-cholest-8-en-3beta-ol 
4alpha-hydroxymethyl-4beta-methyl-5alpha-8-cholesten-3beta-ol 
4alpha-hydroxymethyl-4beta-methylzymosterol 
4alpha-hydroxymethyl-5alpha-cholest-8-en-3beta-ol 
4alpha-methyl-5alpha-cholest-8-en-3-one 
4alpha-methyl-5alpha-cholest-8-en-3beta-ol 
4alpha-methylzymosterol +  
4beta-hydroxycholesterol  
4beta-methylzymosterol-4-carbaldehyde 
5'-acetylphosphoadenosine 
5'-adenylyl sulfate(2-) 
5'-deoxyadenosine 
5'-S-methyl-5'-thioadenosine  
5'-xanthylate(2-) 
5(S),6(S)-epoxy-18(S)-hydroxy-(7E,9E,11Z,14Z,16E)-icosapentaenoic acid 
5(S)-HETE 
5(S)-HPETE(1-) 
5,6,7,8-tetrahydrobiopterin +   
5,6-dihydrothymine 
5,6-dihydrouracil 
5,6-dihydroxyindole-2-carboxylate 
5,6-dimethylbenzimidazole 
5,6-trans-vitamin D3 
5-(2-carboxylatoethyl)-4-oxo-4,5-dihydro-1H-imidazol-5-ide 
5-(2-hydroxyethyl)-4-methylthiazole 
5-(hydroxymethyl)cytosine +   
5-(methylsulfanyl)-2,3-dioxopentyl phosphate(2-) 
5-(undeca-3,5,7-trien-1-yl)-2-furyl hydrogen carbonate 
5-(undeca-3,5,7-trien-1-yl)furan-2-ol +  
5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide(2-) +  
5-amino-1-(5-phosphonato-D-ribosyl)imidazol-3-ium 
5-amino-1-(5-phosphonato-D-ribosyl)imidazole-4-carboxylate 
5-amino-2-oxopentanoic acid 
5-aminolevulinic acid +   
5-aminopentanoic acid +  
5-diphospho-1D-myo-inositol pentakisphosphate 
5-dodecenoate 
5-dodecenoic acid +  
5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide(2-) 
5-formimidoyltetrahydrofolate(2-) 
5-formyluracil 
5-guanidino-2-oxopentanoic acid 
5-hydroperoxy-15-HETE +  
5-hydroxy-8-methoxy-4-phenylisoquinolin-1(2H)-one 
5-hydroxy-L-tryptophan 
5-hydroxy-N-formylkynurenine +  
5-hydroxybenzimidazole 
5-hydroxybenzofuran-2-one 
5-hydroxyindole  
5-hydroxyisouric acid +  
5-hydroxykynurenine +  
5-hydroxymethyl-2-furoic acid 
5-hydroxymethyluracil +  
5-hydroxytryptophan +   
5-methylcytosine +   
5-methyldec-1-ene 
5-methylorsellinic acid 
5-methyltetrahydrofolate(2-) 
5-O-phosphonato-alpha-D-ribofuranosyl diphosphate(5-) 
5-O-phosphono-alpha-D-ribofuranosyl diphosphate 
5-oxo-ETE  
5-oxoprolinate +  
5-oxoproline +   
5-PAHSA 
5-PAHSA(1-) 
5-phospho-beta-D-ribosylaminium(1-) 
5alpha-androst-16-en-3-one 
5alpha-androst-16-en-3alpha-ol  
5alpha-androstane +   
5alpha-androstane-3alpha,17beta-diol +  
5alpha-androstane-3beta,17beta-diol +  
5alpha-cholest-7-en-3beta-ol +   
5alpha-cholest-8-en-3beta-ol 
5alpha-cholesta-7,24-dien-3beta-ol 
5alpha-pregnane-3,20-dione  
5beta-cholestan-3-one 
5beta-cholestane-3alpha,7alpha,12alpha,26-tetrol +  
5beta-cholestane-3alpha,7alpha,12alpha-triol 
5beta-cholestane-3alpha,7alpha,26-triol 
5beta-cholestane-3alpha,7alpha-diol 
5beta-dihydrotestosterone 
5beta-pregnane-3,20-dione 
6,7-dihydrobiopterin +  
6-(2-amino-2-carboxyethyl)-4-hydroxybenzothiazole 
6-(alpha-D-glucosaminyl)-1-phosphatidyl-1D-myo-inositol +  
6-(N-acetyl-alpha-D-glucosaminyl)-1-phosphatidyl-1D-myo-inositol(1-) 
6-amino-2-oxohexanoic acid +  
6-hydroxymethyladenine 
6-lactoyl-5,6,7,8-tetrahydropterin +  
6-methyladenine 
6-O-phosphonato-D-glucono-1,5-lactone(2-) 
6-oxoprostaglandin F1alpha  
6beta-hydroxycortisol  
6beta-hydroxycortisone 
6beta-hydroxytestosterone +   
7,8-dihydroneopterin +  
7,8-dihydroneopterin 3'-triphosphate(4-) 
7,9-dihydro-1H-purine-2,6,8(3H)-trione +   
7-(2-amino-2-carboxyethyl)-5-hydroxy-2H-1,4-benzothiazine-3-carboxylic acid 
7-(2-amino-2-carboxyethyl)-5-hydroxy-3,4-dihydro-2H-1,4-benzothiazin-3-one 
7-dehydrodesmosterol 
7-demethylsiderin 
7-methylguanine +   
7-oxo-5alpha-cholestan-3beta-ol 
7-oxolithocholic acid +   
7-PAHSA 
7-PAHSA(1-) 
7alpha,12alpha-dihydroxy-3-oxo-5beta-cholan-24-oic acid +  
7alpha,12alpha-dihydroxy-5beta-cholestan-3-one 
7alpha,12alpha-dihydroxycholest-4-en-3-one 
7alpha,25-dihydroxy-4-cholesten-3-one 
7alpha,25-dihydroxycholesterol 
7alpha,26-dihydroxycholesterol +  
7alpha-hydroxy-3-oxo-4-cholestenoic acid 
7alpha-hydroxy-3-oxo-5beta-cholan-24-oic acid 
7alpha-hydroxy-5beta-cholestan-3-one 
7alpha-hydroxycholest-4-en-3-one  
7beta,15alpha,22-trihydroxyhopane 
7beta,15alpha-dihydroxy-22(29)-hopene 
8-aminooctanoic acid 
8-epi-prostaglandin E2  
8-hydroxyadenine 
8-nitroguanosine 3',5'-cyclic monophosphate 
8-oxoadenine 
8-PAHSA 
8-PAHSA(1-) 
9(S)-HPODE 
9,10-epoxyoctadecanoic acid +  
9-deoxy-hymatoxin A 
9-HODE +   
9-PAHSA 
9-PAHSA(1-) 
9E,11E-octadecadienoic acid +   
[des-Phe(8), des-Arg(9)]-bradykinin 
[Pyr1]apelin-12(2+) 
[Pyr1]apelin-13(2+) 
A41030A 
A47934 
Ac-Asp-Glu  
acetaldehyde +   
acetate +   
acetoacetate 
acetoacetic acid +   
acetoacetyl-CoA(4-) 
acetone +   
acetyl dihydrogen phosphate 
acetyl-CoA(4-) 
acetylcholine +   
acremoauxin A 
acromelic acid A 
acrylate +   
acrylonitrile +   
acryloyl-CoA(4-) 
actinidine  
acuminatin 
acyl-carrier protein +  
acylglycerone phosphate +  
adenine +   
adenosine +   
adenosine 3',5'-bismonophosphate(4-) 
adenosine 5'-monophosphate(2-) +  
ADP +   
ADP alpha-D-glucoside(2-) 
ADP(3-) +  
ADP-alpha-D-mannose 
ADP-D-ribose 2'-phosphate(4-) 
ADP-D-ribose(2-) +  
adrenaline +   
aflatoxin B1 +   
aflatoxin B1 exo-8,9-epoxide  
african-1-ene 
agmatinium(2+) 
agnestin A 
agnestin B 
AICA ribonucleotide  
aigialone 
alarm pheromone +  
aldehydo-D-xylose +  
aldehydo-L-iduronate 
aldehydo-N-acetyl-D-glucosamine 
aldehydo-N-acetyl-D-mannosamine 
aldosterone +   
all-cis-5,8,11,14,17-icosapentaenoate +  
all-cis-5,8,11,14,17-icosapentaenoic acid +  
all-cis-8,11,14,17-icosatetraenoic acid +  
all-cis-docosa-4,7,10,13,16,19-hexaenoic acid +   
all-cis-docosa-7,10,13,16-tetraenoic acid +   
all-cis-icosa-8,11,14-trienoic acid +  
all-cis-icosa-8,11,14-trienoyl-CoA 
all-trans-4-hydroxyretinoic acid +   
all-trans-dodecaprenyl diphosphate 
all-trans-dodecaprenyl diphosphate(3-) 
all-trans-retinal +   
all-trans-retinoate +  
all-trans-retinoic acid +   
all-trans-retinol +   
allantoate 
allantoin +   
allocholic acid +  
allyl octadecyl oxalate 
alpha,alpha-trehalose +   
alpha-aminobutyrate 
alpha-aminobutyric acid +  
alpha-cubebene 
alpha-D-galactose 1-phosphate(2-) 
alpha-D-glucosamine 6-phosphate 
alpha-D-glucose 1,6-bisphosphate 
alpha-D-glucose 1,6-bisphosphate(4-) 
alpha-D-glucose 1-phosphate(2-) 
alpha-D-glucose-1,2-((13)C2) 
alpha-D-glucosyl-(1->3)-beta-D-mannose 
alpha-D-mannose 1-phosphate(2-) 
alpha-D-mannosyl-beta-D-mannosyldiacetylchitobiosyldiphosphodolichol 
alpha-D-ribofuranose 5-phosphate 
alpha-D-ribose 1-phosphate(2-) 
alpha-L-Fuc-(1->2)-beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-beta-D-Glc-(1->1')-Cer +  
alpha-linolenate +  
alpha-linolenoyl-CoA 
alpha-maltotriose +  
alpha-Man-(1->2)-alpha-Man-(1->2)-alpha-Man-(1->3)-[alpha-Man-(1->2)-alpha-Man-(1->3)-[alpha-Man-(1->2)-alpha-Man-(1->6)]-alpha-Man-(1->6)]-beta-Man-(1->4)-beta-GlcNAc-(1->4)-alpha-GlcNAc(PP-Dol) 
alpha-N-acetylneuraminosyl-(2->3)-[beta-D-galactosyl-(1->3)-N-acetyl-beta-D-galactosaminyl-(1->4)]-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-N-acylsphingosine +   
alpha-N-acetylneuraminosyl-(2->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-N-acylsphingosine(1-) +  
alpha-N-acetylneuraminyl-(2->3)-beta-D-galactosyl-(1->3)-N-acetyl-alpha-D-galactosaminyl group 
alpha-Neu5Ac-(2->3)-beta-D-Gal-(1->3)-beta-D-GalNAc-(1->4)-[alpha-Neu5Ac-(2->8)-alpha-Neu5Ac-(2->3)]-beta-D-Gal-(1->4)-beta-D-Glc-(1<->1')-Cer +  
alpha-Neu5Ac-(2->8)-alpha-Neu5Ac-(2->3)-beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-D-Glc-(1<->1')-Cer 
alpha-Neu5Ac-(2->8)-alpha-Neu5Ac-(2->3)-beta-Gal-(1->3)-beta-GalNAc-(1->4)-[alpha-Neu5Ac-(2->3)]-beta-Gal-(1->4)-beta-Glc-(1<->1')-Cer 
alpha-Neu5NAc-(2->8)-alpha-Neu5NAc-(2->3)-beta-D-Gal-(1->4)-beta-D-Glc-(1<->1')-Cer 
alpha-Neup5Ac-(2->3)-beta-D-Galp-(1->3)-beta-D-GalpNAc-(1->4)-[alpha-Neup5Ac-(2->8)-alpha-Neup5Ac-(2->8)-alpha-Neup5Ac-(2->3)]-beta-D-Galp-(1->4)-beta-D-Glcp-(1<->1')-Cer +  
alpha-Neup5NAc-(2->3)-beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->3)-beta-D-Galp-(1->4)-beta-D-Glcp-(1<->1')-Cer 
alpha-nootkatol 
alpha-phenylglycine +   
alpha-pinene oxide 
altenusin  
alternapyrone 
aminomalonic acid  
ammonioacetone 
ammonium +   
androst-4-ene-3,17-dione +   
androst-5-ene-3beta,17beta-diol  
androstane-3,17-dione +   
androsterone +   
androsterone 3-glucosiduronic acid  
androsterone sulfate 
angiotensin (1-9) 
angiotensin (1-9) dizwitterion 
angiotensin I 
angiotensin I dizwitterion 
angiotensin-(1-5) dizwitterion 
anthranilate +  
anthranilic acid +   
antroquinonol  
apelin-12 
apelin-13 
apelin-16(6+) 
apelin-17(6+) 
aphidicolin  
apo-[acyl-carrier protein] 
aquacob(III)alamin 
arabinitol +  
arachidonate +   
arachidonic acid +   
arachidonoyl-CoA(4-) 
aranotin 
ascochlorin 
ascofuranone 
ascr#1 +  
ascr#2 +  
ascr#3 +  
ascr#4 
ascr#5 
ascr#7 +  
ascr#8 
Asp-Tyr-Met-Gly-Trp-Met-Asp-Phe-NH2 
asperfuranone 
Aspergillus metabolite +   
aspyridone A 
aspyridone B 
ATP(3-) 
ATP(4-) +  
atromentin 
averantin +  
azaphilone +   
baeocystin 
bassianolide 
beauvericin  
behenate +  
benzothiazine +   
beta-alanine +   
beta-carboline +   
beta-carotene +   
beta-casochemotide-1 
beta-casomorphin-6 (human) 
beta-casomorphin-7 (human) 
beta-casomorphin-7 (human)(1-) 
beta-citrylglutamic acid 
beta-D-fructofuranose 2,6-bisphosphate  
beta-D-fructofuranose 2,6-bisphosphate(4-) 
beta-D-galactosyl-(1->3)-N-acetyl-D-galactosaminyl group 
beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1)-N-acylsphingosine +  
beta-D-galactosyl-(1->4)-beta-D-glucosyl-N-(hexacosanoyl)sphingosine 
beta-D-galactosyl-(1<->1')-N-acyl-(4E,8E)-9-methylsphinga-4,8-dienine 
beta-D-galactosyl-1,3-(N-acetyl-beta-D-glucosaminyl-1,6)-N-acetyl-D-galactosaminyl group 
beta-D-GalNAc-(1->4)-[alpha-Neu5Ac-(2->3)]-beta-D-Gal-(1->4)-beta-D-Glc-(1<->1')-Cer(1-) +  
beta-D-GalNAc-(1->4)-[alpha-Neu5Ac-(2->8)-alpha-Neu5Ac-(2->3)]-beta-D-Gal-(1->4)-beta-D-Glc-(1<->1')-Cer +  
beta-D-glucosyl-(1<->1')-N-acyl-(4E,8E)-9-methylsphinga-4,8-dienine- 
beta-D-mannosyldiacetylchitobiosyldiphosphodolichol 
beta-Gal-(1->3)-beta-GalNAc-(1->4)-[alpha-Neu5Ac-(2->8)-alpha-Neu5Ac-(2->8)-alpha-Neu5Ac-(2->3)]-beta-Gal-(1->4)-beta-Glc-(1<->1')-Cer 
beta-leucine +  
beta-sitosterol 3-O-acetate 
betaenone A +  
betaine aldehyde 
bikaverin 
bilirubin IXalpha  
bilirubin(2-) 
biliverdin +   
biliverdin hydrochloride 
biliverdin(2-) 
biotin +   
biotin amide 
biotinate +  
biotinyl-5'-AMP 
bis(2-methylundecan-2-yl) disulfide 
bis(beta-glucosyluronate)bilirubin 
biscognienyne B 
blazein 
bombykol 
botrallin 
botryosphaerin H 
brassicasterol +  
brexanolone 
butan-1-ol +   
butyl hexanoate 
butyrate +   
butyryl-CoA(4-) 
caffeine +   
calcidiol +   
calciol +   
calcitetrol 
calcitriol +   
calcium(2+) +   
canthaxanthin  
carbamoyl phosphate(2-) 
carbon dioxide  
carbon monoxide  
carboxyacetyl-[acyl-carrier protein] 
cardiolipin +  
carnitine +   
carnitinium +  
carnosine +   
CDP(3-) +  
CDP-1-palmitoyl-2-arachidonoyl-sn-glycerol 
CDP-1-palmitoyl-2-arachidonoyl-sn-glycerol(2-) 
CDP-1-stearoyl-2-arachidonoyl-sn-glycerol 
CDP-1-stearoyl-2-arachidonoyl-sn-glycerol(2-) 
CDP-1-stearoyl-2-linoleoyl-sn-glycerol 
CDP-1-stearoyl-2-linoleoyl-sn-glycerol(2-) 
CDP-1-stearoyl-2-oleoyl-sn-glycerol 
CDP-1-stearoyl-2-oleoyl-sn-glycerol(2-) 
CDP-choline  
CDP-diacylglycerol(2-) +  
CDP-ethanolamine(1-) 
cephalanone F 
cephalosporin C +   
cercosporamide 
cercosporin 
cerotate +  
Chaetomium metabolite +   
chenodeoxycholate +  
chenodeoxycholic acid +   
chenodeoxycholoyl-CoA 
chitin  
chloride +   
chloromonilicin 
cholate +   
cholest-4-en-3-one +   
cholesta-5,7-dien-3beta,24S-diol 
cholesta-5,7-dien-3beta,25-diol 
cholesta-5,7-dien-3beta-ol +   
cholestanol 7alpha,8alpha-epoxide 
cholesterol +   
cholesterol sulfate  
cholesteryl acetate 
cholesteryl linoleate  
cholesteryl palmitate  
cholic acid +   
choline +   
choline alfoscerate 
choline phosphate(1-) 
choloyl-CoA(4-) 
cis,cis-2-amino-3-(3-oxoprop-1-enyl)but-2-enedioate 
cis,cis-2-ammonio-3-(3-oxoprop-1-enyl)but-2-enedioate(1-) 
cis-3-hydroxy-D-proline 
cis-9-nonadecenoic acid 
cis-aconitate(3-) 
cis-cis-nepetalactol 
cis-dodec-3-enoyl-CoA(4-) 
cis-isogeraniol 
cis-resveratrol 3-O-glucuronide 
cis-trans-nepetalactone 
citraconic acid  
citramalate(2-) +  
citramalic acid +  
civetone 
cladofulvin 
cladoniamide +  
clitidine 
CMP-N-acetyl-beta-neuraminate(2-) 
CMP-N-glycoloyl-beta-neuraminate(2-) 
cob(I)alamin 
cob(II)alamin 
cobamamide +   
cocaine(1+) +  
coenzyme A(4-) +  
coenzyme Q10  
colossolactone V 
colossolactone VII 
compactin diol lactone 
coniferol +  
coproporphyrin I 
coproporphyrin III 
coproporphyrinogen I 
coproporphyrinogen III(4-) 
cordysinin A 
cordysinin B 
cordysinin C 
cordysinin D 
corticosterone +   
cortisol +   
cortisol 21-sulfate 
cortisone +   
coumarin +   
creatine +   
creatinine  
crotonoyl-CoA(4-) 
cspyrone B1 
CTP(4-) +  
culmorin 
curtisian C 
curtisian D 
curvularol 
cyanate +   
cyathusal A 
cyathusal B 
cyathusal C 
cycloaraneosene 
cyclooctasulfur 
cyclotetradecane +  
cysteamine +   
cysteaminium 
cystine +   
cystine zwitterion +  
cytidine +   
cytidine 5'-monophosphate +   
cytidine 5'-monophosphate(2-) +  
cytochalasan alkaloid +   
cytosine +   
D-alaninate 
D-alanine +   
D-alaninium 
D-argininium(1+) +  
D-aspartate(1-) +  
D-erythrose 4-phosphate  
D-erythrose 4-phosphate(2-) 
D-fructose 6-phosphate(2-) 
D-galactonate +  
D-galactono-1,4-lactone +  
D-galactopyranose 1-phosphate +   
D-galactose +   
D-glucarate(2-) +  
D-glucitol +   
D-gluconate +  
D-glucopyranose +   
D-glucopyranose 6-phosphate(2-) +  
D-glucopyranuronate +  
D-glucosamine +   
D-glucosamine 6-phosphate +   
D-glucose-(13)C6 
D-glucosyl-N-acylsphingosine +  
D-glucuronate +  
D-glucuronate 1-phosphate 
D-glucurono-6,3-lactone  
D-glyceraldehyde +   
D-iditol 
D-kynurenine 
D-lysinate 
D-lysine +  
D-lysinium(1+) +  
D-lysinium(2+) 
D-mannitol 1-phosphate 
D-mannose 1-phosphate +  
D-o-tyrosine +  
D-ornithinium(1+) 
D-pipecolate 
D-pipecolic acid 
D-prolinate 
D-prolinium +  
D-prolinol 
D-ribose +   
D-ribosylnicotinate 
D-ribulose +  
D-ribulose 5-phosphate(2-) 
D-serine +  
D-tagatofuranose 1,6-bisphosphate(4-) 
D-tagatofuranose 6-phosphate(2-) 
D-threitol  
D-xylulose +   
D-xylulose 5-phosphate(2-) +  
dADP +  
dADP(3-) 
dATP(4-) 
dCDP 
dCDP(3-) +  
dCTP +   
deamido-NAD(+) +   
debrisoquin +   
decane-1,2-diol 
decanoate +  
decanoic acid +   
decanoyl-[acyl-carrier protein] 
decanoyl-CoA(4-) +  
dehydro-D-arabinono-1,4-lactone 
dehydroascorbide(1-) 
dehydroeburiconic acid 
dehydroepiandrosterone +   
dehydroepiandrosterone sulfate  
dehydroepiandrosterone sulfate(1-) +  
Delta(6)-protoilludene 
deoxycholate +  
deoxycholoyl-CoA(4-) 
deoxyfuconojirimycin 
deoxyherqueinone 
deoxyherqueinone(1-) 
deoxyhypusine +  
deoxyribonucleic acid +  
depudecin +  
desmosterol +   
dGDP(3-) 
dGTP  
dibenzo[a,l]pyrene  
dichlorodiaportinolide 
diglyceride +   
dihomolinoleate 
dihomolinoleic acid +  
dihydrocanadensolide 
dihydrofolate(2-) 
dihydrogen +   
dihydrolipoamide +   
dihydrolipoate +  
dihydrolipoic acid +   
dihydrolipoylprotein 
dihydropyriculariol 
dihydropyriculol 
dihydrostemphyloxin I 
dihydroxyacetone +   
dihydroxyacetone phosphate  
dioxygen +   
diphosphate(3-) +  
disodium cytidine 5'-monophosphate 
dITP(4-) 
divarinol 
djalonensone 
docosahexaenoic acid +   
dodecamethylpentasiloxane 
dodecan-1-ol +   
dodecanedioate(2-) 
dodecanedioic acid +   
dolichol +   
dolichyl beta-D-glucosyl phosphate 
dolichyl D-mannosyl phosphate +  
dolichyl diphosphate 
dolichyl phosphate(2-) 
dopa +   
dopamine +   
dopaminium(1+) 
dTDP(3-) 
dTDP-4-dehydro-6-deoxy-alpha-D-glucose(2-) 
dTDP-4-dehydro-6-deoxy-L-mannose(2-) 
dTDP-alpha-D-glucose(2-) +  
dTDP-L-rhamnose +  
dTMP(2-) +  
dTTP(4-) 
dUDP(3-) 
dUMP(2-) +  
dustanin 
dUTP +  
dynorphin A-(1-12)(4+) 
dynorphin A-(1-13)(5+) 
dyspropterin +  
eburicol 
ecgoninium methyl ester(1+) 
egonol beta-D-glucoside 
ellagic acid +   
emodin anthrone +   
epiandrosterone +  
epiandrosterone sulfate 
epiandrosterone sulfate(1-) 
epichlicin 
epidihydrocholesterin 
epitestosterone +   
equisetin 
ergometrine +  
ergosine  
ergosta-4,6,8(14),22-tetraen-3-one  
ergosterol +   
ergothioneine +   
ergothioneine thione form 
erucamide  
erythritol +  
erythro-4-hydroxy-L-glutamate(1-) 
erythro-5-hydroxy-L-lysine 
erythro-5-hydroxy-L-lysinium(1+) 
erythroglaucin 
erythronate +  
erythronic acid +  
estetrol 
estra-1(10),4-diene-2,3,17-trione 
estra-1,5(10)-diene-3,4,17-trione 
estradiol +   
estriol +   
estrone +   
estrone 3-O-(beta-D-glucuronide)  
estrone 3-sulfate  
estrone 3-sulfate(1-) 
ethanol +   
ethanolamine +   
ethanolaminium(1+) +  
ethoxide +  
ethyl 2-methylbutyrate 
ethyl 3-hydroxybutyrate +  
ethyl linolenate 
ethyl phenylglyoxylate 
ethylamine +   
ethylmalonic acid +   
F-9775A 
F-9775B 
FAD  
FADH2(2-) +  
farnesol +   
felinine 
fellutamide C 
fellutamide D 
ferricytochrome b5 
ferricytochrome c +  
ferrirubin 
ferrocytochrome c +  
ferroheme b +   
fleephilone 
FMN +   
FMN(3-) +  
folic acid +   
fomitoside E 
fomitoside F 
formate +  
formyl-CoA(4-) 
FR171456 
fructosylglycine 
fujikurin D 
fumagillin +   
fumarate(2-) +  
fungal xenobiotic metabolite +   
fungisterol 
fusaripeptide A 
fusarithioamide A 
galactarate(1-) 
galactarate(2-) 
galactaric acid +   
galactitol +  
galactonic acid +  
galactosaminogalactan 
gamma-aminobutyrate +   
gamma-aminobutyric acid +   
gamma-carotene +  
gamma-CEHC beta-glucuronide 
gamma-Glu-Gln 
gamma-Glu-Gln(1-) 
gamma-Glu-Glu 
gamma-Glu-Glu(2-) 
gamma-Glu-Gly 
gamma-Glu-Ile 
gamma-Glu-Leu 
gamma-Glu-Met 
gamma-Glu-Met(1-) 
gamma-Glu-Tyr 
gamma-Glu-Tyr(1-) 
gamma-Glu-Val 
gamma-Glu-Val(1-) 
gamma-glutamylphenylalanine 
gamma-glutamylthreonine +  
gamma-linolenate +  
gamma-linolenic acid +   
gamma-linolenoyl-CoA(4-) 
gamma-octalactone 
ganoderol B  
ganodesterone 
ganolucidic acid D 
GDP(3-) +  
GDP-4-dehydro-6-deoxy-alpha-D-mannose(2-) 
GDP-alpha-D-mannose +  
GDP-alpha-D-mannose(2-) 
GDP-glucose +   
GDP-L-fucose(2-) 
gentisyl alcohol 
geranic acid  
geranyl diphosphate(3-) 
geranyl phosphate 
ghrelin  
gibberellin A1(1-) 
gibberellin A15 (lactone form) +  
glomosporin 
Glu-Cys 
glucarate(2-) +  
glucaric acid +   
glucuronic acid +   
glutaconate(2-) +  
glutaconic acid +  
glutarate(1-) +  
glutarate(2-) +  
glutaric acid +   
glutaryl-CoA(5-) 
glutathionate(1-) +  
glutathione +   
glutathione disulfide(2-) 
glutaurine 
Gly-Phe zwitterion 
Gly-Val 
glyceraldehyde 3-phosphate +   
glyceraldehyde 3-phosphate(2-) 
glycerate +  
glycerol +   
glycerol 1-phosphate +   
glycerone phosphate(2-) 
glycitein +   
glycochenodeoxycholate +  
glycochenodeoxycholic acid +   
glycocholate +  
glycocholic acid  
glycodeoxycholate +  
glycodeoxycholic acid +   
glycohyocholate 
glycohyocholic acid 
glycolaldehyde +   
glycolate +  
glycolithocholate 
glycylglycine 
glycylglycine zwitterion 
glyoxylate +  
glyoxylic acid +   
gondamide 
gondoate 
GTP(4-) +  
guanidinoacetic acid 
guanine +   
guanosine 5'-monophosphate(2-) +  
guignardone N 
helvolic acid +  
helvolic acid methyl ester 
henicosane +  
heparan sulfate  
heptan-2-one  
hercynylcysteine sulfoxide 
hercynylselenocysteine 
hexadecan-1-ol +  
hexadecanal +  
hexadecanedioate(2-) 
hexadecanedioic acid +  
hexadecanoate +   
hexanoate +   
hexanoic acid +   
hexanoyl-CoA +   
hispidin  
histamine +   
histaminium 
holo-[acyl-carrier protein] 
homocysteine zwitterion 
homocystine +  
homocystine zwitterion +  
homogentisate 
homogentisic acid 
homovanillate 
homovanillic acid +   
hopane-6beta,11alpha,22,27-tetraol 
hopane-6beta,7beta,22-triol 
hordenine 
HT-2 toxin +   
human blood serum metabolite +   
human urinary metabolite +   
human xenobiotic metabolite +   
hyalodendriol C 
hyaluronic acid  
hydrogen cyanide +   
hydrogencarbonate +   
hydrogensulfite +   
hydrosulfide +  
hydroxidodioxidosulfidosulfate(1-) 
hydroxyacetone +  
hyodeoxycholate 
hyodeoxycholic acid +   
hypaphorine 
hypochlorous acid +   
hypotaurine +   
hypothemycin 
hypothiocyanous acid 
icosanoate +  
icosanoyl-CoA +  
icosatetraenoic acid +   
IDP(3-) 
iduronic acid +  
Ile(5)-angiotensin II  
Ile(5)-angiotensin II dizwitterion 
Ile-Ile 
ilicicolin +  
imidazol-4-ylacetate 
imidazole-4-acetaldehyde 
IMP +   
IMP(2-) +  
indol-3-ylacetaldehyde  
indole +   
indole-3-acetamide 
indole-3-acetate 
indole-3-acetic acid +   
indole-3-carboxylic acid +   
indoxyl sulfate  
inosine +   
iodide +   
iodine atom +   
iron(2+) +   
iron(3+) +   
isethionic acid  
isoaigialone B 
isobutyrate +  
isobutyric acid anhydride 
isobutyryl-CoA +   
isobutyryl-CoA(4-) 
isocaproic acid +   
isocitrate(3-) +  
isolithocholic acid 
isomaltose +  
isonicotinic acid +   
isooctanediol dibutyrate 
isopentenyl diphosphate(3-) 
isopropyl dodecanoate 
isopropyl palmitate  
isotetrahydroauroglaucin 
isotrichodermol 
isoursodeoxycholic acid 
isovaleryl-CoA(4-) +  
itaconate(2-) 
itaconic acid +  
itaconyl-CoA(5-) 
ITP +  
ITP(3-) 
julichrome Q6 +  
keto-phenylpyruvate 
kinetensin 
kinetensin (1-8) 
kinetensin (1-8)(2+) 
kinetensin(2+) 
kisspeptin-54 
kynurenate 
kynurenic acid +   
kynurenine +   
L-2-amino-3-oxobutanoic acid 
L-2-aminoadipate(1-) 
L-2-aminoadipic acid +  
L-4-hydroxyglutamic semialdehyde 
L-alloisoleucine +  
L-allysine +  
L-alpha-aminobutyric acid +  
L-arabinitol +  
L-arabinose +  
L-argininium(1+) +  
L-ascorbate +  
L-asparagine +   
L-aspartate(1-) +  
L-beta-ethynylserine 
L-citrulline +  
L-citrulline zwitterion +  
L-cystathionine  
L-cysteate(1-) +  
L-cysteic acid 
L-cysteine +   
L-cysteine glutathione disulfide 
L-cysteine hydrochloride +  
L-cysteine hydrochloride hydrate 
L-cysteinylglycine +  
L-cysteinylglycine zwitterion 
L-cystine +   
L-cystine anion 
L-dopa +  
L-dopa(1-) +  
L-dopachromate 
L-dopaquinone 
L-erythrulose +  
L-fucopyranose 1-phosphate +  
L-fucose +  
L-fuculose +  
L-galactonate +  
L-gamma-Glu-L-Thr 
L-gamma-Glu-L-Thr(1-) 
L-gamma-glutamyl phosphate(2-) 
L-gamma-glutamyl-L-cysteinate(1-) 
L-gamma-glutamyl-L-cysteine +   
L-glutamate(1-) +   
L-glutamic 5-semialdehyde +  
L-glutamine +   
L-gulonate +  
L-gulono-1,4-lactone 
L-histidine +   
L-histidinol +  
L-homoarginine  
L-homocarnosine 
L-homocitrulline +  
L-homocitrulline zwitterion 
L-homocysteine thiolactone 
L-homoserine +  
L-iditol 
L-isoleucine +   
L-kynureninate 
L-kynurenine +  
L-leucine +   
L-lysine +   
L-lysine zwitterion 
L-methionine +   
L-o-tyrosine +  
L-ornithinate +  
L-ornithinium(2+) 
L-pipecolate 
L-pipecolic acid +  
L-prolinate +  
L-prolinium +   
L-saccharopinate(1-) 
L-saccharopine 
L-selenocysteine +   
L-serine +   
L-sorbose +  
L-threonate 
L-threonine +   
L-thyroxine +  
L-tryptophan +   
L-tryptophanamide +  
L-valine +   
L-xylonate 
L-xylulose +  
lactate +  
lactose +   
lanost-8-ene-3beta,30-diol  
lanosterol +   
lauroyl-CoA(4-) +  
lavandulol +  
Leu-Leu 
leukotriene A4(1-) 
leukotriene B4 +   
leukotriene B4(1-) 
leukotriene C4 +   
leukotriene C4(2-) 
leukotriene D4  
leukotriene E4(1-) 
leukotriene F4 
levoglucosan 
limonene +   
linoleamide  
lipoamide +   
lipoate +  
lipoxin A4 +   
lipoxin B4 +  
lipoyl-AMP(1-) +  
lipoylprotein 
lithocholate +  
lithocholic acid +   
lithocholyl-CoA 
loline alkaloid +  
lugdunin 
lysophosphatidylcholine +   
lysophosphatidylcholine 20:2 +  
lysophosphatidylcholine 20:5 +  
lysophosphatidylcholine 22:4 +  
lysophosphatidylcholine(0:0/16:0) +  
lysophosphatidylcholine(0:0/16:1) +  
lysophosphatidylcholine(0:0/18:0) +  
lysophosphatidylcholine(0:0/18:2) +  
lysophosphatidylcholine(0:0/20:4) +  
lysophosphatidylcholine(0:0/20:5) 
lysophosphatidylcholine(16:1/0:0) +  
lysophosphatidylcholine(18:0/0:0) 
lysophosphatidylcholine(18:2/0:0) +  
lysophosphatidylcholine(20:4/0:0) +  
lysophosphatidylethanolamine 16:0 +  
lysophosphatidylethanolamine 18:2 +  
m-tyraminium 
malonate(2-) +  
malonic acid +   
malonyl-CoA(5-) 
maltose +   
mangicol A 
mannarate(2-) +  
mannaric acid +  
mannitol +   
mannoprotein +  
melatonin +   
menatetrenone +   
mesaconate(2-) 
mesaconic acid +  
mesaconyl-CoA 
meso-2,6-diaminopimelic acid +  
meso-2,6-diaminopimelic acid dizwitterion 
methacrylyl-CoA  
methanethiol +   
methanol +   
methionine S-oxide +  
methoxide 
methyl icosapentaenoate 
methyl N-methylanthranilate 
methyl phenylglyoxalate 
methylammonium +  
methylcobalamin  
methylene group 
methylglyoxal +   
methylmalonate(1-) 
methylmalonate(2-) 
methylmalonic acid +   
methylmalonyl-CoA +  
methylsuccinic acid 
mevastatin +   
ML-236C +  
monacolin J +  
monacolin J acid 
monascin  
monascorubrin 
mono(glucosyluronic acid)bilirubin(2-) 
monoacylglycerol 14:0 +  
monoacylglycerol 16:0 +  
monoacylglycerol 16:1 +  
monoacylglycerol 18:0 +  
monoacylglycerol 18:1 +   
monoacylglycerol 18:2 +  
monoacylglycerol 18:3 +  
monoacylglycerol 20:5 +  
monodehydro-L-ascorbate(1-) 
mucidin 
murideoxycholate 
murideoxycholic acid 
muscimol  
mycotoxin +   
myo-inositol +   
myo-inositol 1,3,4,5,6-pentakisphosphate(10-) 
myo-inositol 1,3,4,6-tetrakisphosphate(8-) 
myo-inositol 1,3-bisphosphate 
myo-inositol hexakisphosphate(12-) 
myriocin  
myristamide 
myristoyl-[acyl-carrier protein] 
myristoyl-CoA(4-) +  
N(1),N(12)-diacetylsperminium(2+) 
N(1)-(5-phospho-D-ribosyl)glycinamide(1-) +  
N(1)-acetylspermidinium(2+) 
N(1)-acetylspermine 
N(1)-acetylsperminium(3+) 
N(1)-isopropyl-2-methylpropan-1,2-diamine 
N(2),N(2)-dimethylguanosine 
N(2)-acetyl-L-lysine 
N(2)-acetyl-L-lysine zwitterion 
N(2)-acetyl-L-ornithine 
N(2)-acetyl-L-ornithine zwitterion 
N(2)-formyl-N(1)-(5-phospho-D-ribosyl)glycinamide(2-) +  
N(2)-methylguanine 
N(2)-phenylacetyl-L-glutaminate 
N(2)-phenylacetyl-L-glutamine 
N(4)-\{N-acetyl-beta-D-glucosaminyl-(1->2)-alpha-D-mannosyl-(1->3)-[N-acetyl-beta-D-glucosaminyl-(1->2)-alpha-D-mannosyl-(1->6)]-beta-D-mannosyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-[alpha-L-fucosyl-(1->6)]-N-acetyl-beta-D-glucosaminyl\}-L-asparagine 
N(5)-[(Z)-amino(hydroxyimino)methyl]ornithine +  
N(6),N(6),N(6)-trimethyl-L-lysine +  
N(6)-(1,2-dicarboxylatoethyl)-AMP(4-) 
N(6)-acetyl-L-lysine +  
N(8)-acetylspermidine 
N(8)-acetylspermidinium(2+) 
N(alpha),N(alpha)-dimethyl-L-histidine 
N(alpha)-(L-gamma-glutamyl)-hercynyl-L-cysteine sulfoxide 
N(alpha)-(L-gamma-glutamyl)-hercynyl-L-selenocysteine 
N(alpha)-acetyl-L-arginine +  
N(pros)-methyl-L-histidine +  
N(tele)-methyl-L-histidine +  
N(tele)-methylhistamine  
N(tele)-methylhistaminium 
N,N'-diacetylchitobiose +  
N,N'-diacetylchitobiosyldiphosphodolichol 
N,N-dimethylacetamide 
N,N-dimethylethanolamine phosphate 
N,N-dimethylglycine  
N-(15Z-tetracosenoyl)ethanolamine 
N-(2-furoyl)glycinate 
N-(2-furoyl)glycine 
N-(2-hydroxyhexacosanoyl)phytosphingosine-1-phospho-(1D-myo-inositol) 
N-(2-methylbutanoyl)glycine 
N-[(9-beta-D-ribofuranosylpurin-6-yl)carbamoyl]threonate 
N-[(9-beta-D-ribofuranosylpurin-6-yl)carbamoyl]threonine 
N-[(9Z)-hexadecenoyl]glycine 
N-[(E)-4-ammoniobutylidene]propane-1,3-diaminium 
N-[(R)-4-phosphonatopantothenoyl]-L-cysteinate(3-) 
N-[(R)-pantothenoyl]-L-cysteinate 
N-acetyl-alpha-D-glucosamine 1-phosphate 
N-acetyl-beta-D-galactosaminyl-(1->3)-alpha-D-galactosyl-(1->4)-beta-D-galactosyl-(1->4)-beta-D-glucosylceramide +  
N-acetyl-beta-D-glucosaminyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-glucosylceramide(d18:1(4E)) +  
N-acetyl-beta-D-glucosaminyl-(1->3)-N-acetyl-D-galactosaminyl group +  
N-acetyl-beta-D-glucosaminyl-1,6-(N-acetyl-beta-D-glucosaminyl-1,3)-N-acetyl-D-galactosaminyl group 
N-acetyl-D-galactosamine +  
N-acetyl-D-galactosamine 1-phosphate +  
N-acetyl-D-glucosamine 6-phosphate +  
N-acetyl-D-glucosamine 6-phosphate(2-) +  
N-acetyl-D-glucosaminyldiphosphodolichol 
N-acetyl-D-mannosamine 6-phosphate(2-) 
N-acetyl-L-2-aminoadipic acid 
N-acetyl-L-alanine +  
N-acetyl-L-aspartate(2-) +  
N-acetyl-L-aspartic acid +   
N-acetyl-L-cysteinate 
N-acetyl-L-cysteine +   
N-acetyl-L-gamma-glutamyl phosphate(3-) 
N-acetyl-L-glutamate(2-) +  
N-acetyl-L-glutamic acid 
N-acetyl-L-glutamine 
N-acetyl-L-isoleucinate 
N-acetyl-L-serine +  
N-acetylcadaverine 
N-acetylglycinate +   
N-acetylglycine +  
N-acetylhistamine 
N-acetylisoleucine +  
N-acetylneuraminate +  
N-acetylneuraminic acid +   
N-acetylneuraminic acid 9-phosphate 
N-acetylputrescinium 
N-acetylserotonin  
N-acyl-beta-D-galactosylsphingosine +  
N-acylsphinganine +   
N-acylsphingosine +   
N-acylsphingosine 1-phosphate(2-) +  
N-arachidonoyl-2-oxoserotonin 
N-arachidonoylglycinate 
N-arachidonoylserotonin 
N-benzoyl-L-phenylalaninol +   
N-benzoylglycinate 
n-butyl oleate 
N-butylformamide 
N-carbamoyl-beta-alaninate 
N-carbamoyl-L-aspartate(2-) 
N-carbamoylaspartic acid +  
N-carbamoylglutamic acid 
N-docosanoyltaurine 
N-formimidoyl-L-glutamate(2-) +  
N-formyl-L-kynurenine +  
N-formylanthranilate 
N-glycoloylneuraminate +  
N-hexacosahexaenoylsphingosine 
N-hexadecanoylglycine +  
N-hexadecanoylsphinganine-1-phosphocholine 
N-methylbutan-2-amine 
N-methylethanolaminium phosphate(1-) 
N-methylphenylethanolamine 
N-methylphenylethanolaminium 
N-methylproline 
N-methylproline zwitterion 
N-methylputrescinium(2+) 
N-methylserotonin 
N-methyltyraminium 
N-octadecanoylglycine 
N-phosphocreatinate(2-) 
N-phosphocreatine 
N-propylbenzamide 
N-ribosylnicotinamide  
NAD(1-) +  
NADH(2-) +  
NADP(3-) 
NADPH(4-) +  
nandrolone +   
nebularine 
nectriapyrone +  
nectriapyrone D 
neocasomorphin 
neosartoricin 
neurotensin  
neurotensin (1-12) 
neurotensin (1-12)(1+) 
neurotensin (1-7) 
neurotensin (1-8) 
neurotensin(1+) 
nicotinate D-ribonucleotide(2-) 
nifedipine  
ninhydrin 
nitric oxide  
nitrite +   
NK372135C 
NMN(-) 
nociceptin  
nonadecanoate 
nonadecanoic acid +  
nonanal +   
nor-toralactone +  
norbaeocystin 
nordazepam  
norlaudanosoline +   
norlichexanthone 
norsolorinic acid 
norsolorinic acid anthrone 
novolactone 
O(4')-sulfo-L-tyrosinate(1-) 
O(4')-sulfo-L-tyrosine 
O(4)-methylthymine 
O-(2-tetradecenoyl)carnitine 
O-(3-hydroxyvaleryl)-L-carnitine 
O-(dimethylnonenoyl)carnitine 
O-[(5Z)-tetradecenoyl]-L-carnitine 
O-acetyl-L-carnitine  
O-acetylcarnitine +   
O-butanoylcarnitine +   
O-decanoyl-L-carnitine 
O-dodecanoylcarnitine +  
O-glutaroyl-L-carnitine 
O-heptadecanoylcarnitine 
O-hexanoyl-L-carnitine 
O-hexanoylcarnitine +  
O-isobutyryl-L-carnitine 
O-isobutyrylcarnitine +  
O-isovalerylcarnitine +  
O-linoleyl-L-carnitine 
O-methylserotonin +   
O-octadecanoyl-L-carnitine 
O-octanoyl-L-carnitine 
O-oleoylcarnitine 
O-palmitoyl-L-carnitine 
O-phospho-L-serine +  
O-phosphoethanolamine +  
O-phosphonato-L-homoserine(2-) 
O-phosphonato-L-serine(2-) +  
O-phosphonatoethanaminium(1-) 
O-phosphonatooxy-D-serine(2-) 
O-phosphoserine +  
O-propanoylcarnitine +  
O-stearoylcarnitine 
O-succinylcarnitine 
O-tetradecanoyl-L-carnitine 
O-tiglylcarnitine +  
o-tyrosine 
O-undecenoylcarnitine 
oct-1-en-3-ol +  
octadecadienoate +  
octadecan-1-ol +   
octadecanoate +  
octadecanoic acid +   
octanoate +  
octanoic acid +   
octanoyl-[acyl-carrier protein] 
octanoyl-CoA(4-) +  
oleamide  
oleoyl-CoA(4-) 
omega-3 fatty acid +   
omega-hydroxymenaquinone-4 
omeprazole +   
ophiobolin F 
ophthalmic acid 
ornithine +   
ornithinium(1+) +  
orobol +  
orotate +  
orotidine 
orotidine 5'-phosphate 
orotidine 5'-phosphate(3-) 
oxalate(1-) +  
oxalate(2-) +   
oxalic acid +   
oxaloacetate(2-) 
oxidopamine  
P(1),P(4)-bis(5'-adenosyl) tetraphosphate(4-) 
p-cresol +   
p-cresol sulfate 
p-cresol sulfate(1-) 
p-Glu-Arg-Pro-Arg-Leu-Ser-His-Lys-Gly-Pro-Met-Pro-Phe 
paclitaxel +   
palmariol B 
palmarumycin C8 
palmitoleamide 
palmitoleate +  
palmitoleoyl-CoA(4-) 
palmitoyl-[acyl-carrier protein] 
palmitoyl-CoA(4-) 
palmityl acetate 
pantetheine 
pantetheine 4'-phosphate(2-) +  
parabanic acid +  
Penicillium metabolite +   
pentan-3-amine 
pentan-3-ol 
pentyl propanoate 
peptide pheromone +  
peptide YY 
perillic acid +   
perillyl aldehyde  
peroxynitrite 
phelligridimer A 
phelligridin G 
phenguignardic acid 
phenylacetaldehyde +   
phenylacetate +  
phenylacetic acid +   
phenylacetonitrile +  
phenylacetyl-CoA(4-) 
phenylacetylglycine +   
phenylacetylglycine(1-) 
phenylethanolamine +  
phenylethanolaminium 
phomacin A 
phomacin B 
phomalevone A 
phomalevone B 
phomalevone C 
phomopsene 
phosphate ion +  
phosphatidate(2-) +  
phosphatidyl-L-serine +  
phosphatidyl-N,N-dimethylethanolamine +  
phosphatidyl-N-methylethanolamine +  
phosphatidylcholine (16:0/20:5) 
phosphatidylcholine 16:2 
phosphatidylcholine 29:1 +  
phosphatidylcholine 35:3 +  
phosphatidylcholine 35:4 +  
phosphatidylcholine 36:4 +   
phosphatidylcholine 42:7 
phosphatidylethanolamine 19:1 
phosphatidylethanolamine 36:2 +  
phosphatidylethanolamine 36:3 +  
phosphatidylethanolamine 38:3 +  
phosphatidylethanolamine 38:4 +  
phosphatidylglycerol(1-) +  
phosphatidylserine 18:0 
phosphatidylserine 40:1 
phosphatidylserine 40:2 
phosphatidylserine 42:1 
phosphocholine +   
phosphoenolpyruvate  
phosphoric acid +   
phylloquinone +   
phytanate +  
phytanoyl-CoA(4-) 
picolinic acid +   
pipecolate +  
piperidine +   
pneumocandin B0 +   
pneumocysterol 
poly(N-acetyllactosamine)  
poricoic acid A 
poricoic acid C 
poricoic acid G 
poricoic acid H 
porphobilinogen(1-) 
potassium(1+) +   
pregnenolone +   
pregnenolone sulfate  
prenyl diphosphate(3-) 
presqualene diphosphate(3-) 
preuroporphyrinogen(8-) 
previtamin D3 
pristanal 
pristanic acid +  
pristanoyl-CoA +  
Pro-Hyp 
Pro-Hyp zwitterion 
progesterone +   
proline +   
propionate +   
propionyl-CoA(4-) +  
propyl butyrate 
propyl propionate 
prostaglandin A1(1-) +  
prostaglandin A2 +   
prostaglandin B1  
prostaglandin B2 
prostaglandin C1(1-) 
prostaglandin C2 
prostaglandin D1 
prostaglandin D1(1-) 
prostaglandin D2 +   
prostaglandin D2 1-glyceryl ester 
prostaglandin D2(1-) 
prostaglandin D3  
prostaglandin E1 +   
prostaglandin E1(1-) +  
prostaglandin E2 +   
prostaglandin E2 1-glyceryl ester 
prostaglandin E2 2-glyceryl ester 
prostaglandin E2(1-) +  
prostaglandin E3  
prostaglandin F1alpha +   
prostaglandin F2alpha +   
prostaglandin F2alpha 1-glyceryl ester 
prostaglandin F2alpha 2-glyceryl ester 
prostaglandin F2alpha(1-) 
prostaglandin F2beta 
prostaglandin G1 
prostaglandin G1(1-) +  
prostaglandin G2 +   
prostaglandin G2 2-glyceryl ester 
prostaglandin H2 2-glyceryl ester 
prostaglandin H2(1-) 
prostaglandin H3 
prostaglandin I2 2-glyceryl ester 
prostaglandin I2(1-) +  
prostaglandin J2 +   
protirelin 
protoporphyrinate 
protoporphyrinogen(2-) 
psilocin +  
psilocybin 
psilocybin(1-) 
psychosine +  
psychosine sulfate 
psychosine(1+) 
pyriculariol 
pyriculol +  
pyridoxal +   
pyridoxal 5'-phosphate +   
pyridoxal 5'-phosphate(2-) 
pyridoxal hydrochloride 
pyridoxamine +   
pyridoxamine 5'-phosphate 
pyridoxamine 5'-phosphate(1-) 
pyridoxamine dihydrochloride 
pyridoxamine hydrochloride 
pyridoxaminium(1+) +  
pyridoxatin 
pyridoxine +   
pyridoxine 5'-phosphate(2-) 
pyroglutamylglutaminate 
pyroglutamylglutamine 
quinaldate 
quinaldic acid 
quinolinate(1-) +  
quinolinate(2-) 
quinoline-4,6-diol 
quinoline-4,8-diol 
quinolinic acid  
rac-1-monolinoleoylglycerol 
rel-hopan-27-al-6beta,11alpha,22-triol 
retinal +   
retinoic acid +   
retinol +   
rhizopycnolide A 
rhodotorulic acid  
ribitol +   
ribothymidine +  
rohitukine 
rubrofusarin +  
S(6)-acetyldihydrolipoamide +  
S(8)-(2-methylbutanoyl)dihydrolipoamide 
S(8)-(2-methylpropanoyl)dihydrolipoamide 
S(8)-(3-methylbutanoyl)dihydrolipoamide 
S(8)-aminomethyldihydrolipoylprotein 
S(8)-glutaryldihydrolipoamide 
S(8)-succinyldihydrolipoamide 
S-(2-succinyl)-L-cysteine 
S-(hydroxymethyl)glutathione(1-) 
S-adenosyl-L-methioninate  
S-adenosyl-L-methionine +   
S-adenosylmethioninaminium 
S-formylglutathionate(1-) 
S-formylglutathione 
S-methyl-5-thio-alpha-D-ribose 1-phosphate(2-) 
S-methyl-5-thio-D-ribulose 1-phosphate(2-) 
S-sulfo-L-cysteine 
Saccharomyces cerevisiae metabolite +   
SAICAR(4-) 
saintopin 
sapropterin +   
sarcosinate 
sarcosine +  
sarcosinium 
sclerodol B 
scyllo-inositol +   
SDZ 90-215 
Se-methylselenocysteine +   
sebacate(2-) 
sebacic acid +   
sedoheptulose 1,7-bisphosphate(4-) 
sedoheptulose 7-phosphate 
sedoheptulose 7-phosphate(2-) 
selenate +  
selenide +   
selenocysteine +   
selenoneine 
selenophosphate 
semiviriditoxin +  
serotonin +   
serotonin(1+) 
Sg17-1-4 
shanorellin 
Siccanin 
skatole  
sn-glycerol 3-phosphate 
sn-glycerol 3-phosphate(2-) 
sodium 3-hydroxybutyrate 
sodium ascorbate 
sodium dehydroepiandrosterone sulfate 
sodium glycochenodeoxycholate 
sodium glycodeoxycholate 
sodium glyoxylate 
sodium hexanoate 
sodium orotate 
sodium(1+) +   
somatostatin-28 
sordaricin 
spermidine(3+) +  
spermine(4+) 
sphinganine +   
sphinganine 1-phosphate(1-) 
sphinganine(1+) +  
sphingomyelin d18:1(1+) 
sphingosine +   
sphingosine 1-phosphate(1-) 
sphingosine(1+) 
sporothriolide 
squalene +   
stearoyl-CoA(4-) 
stellata-2,6,19-triene 
stemphyloxin I +  
stemphyloxin II 
stemphyperylenol 
stigmasterol 3-O-acetate 
strobilurin B 
suberic acid +   
succinate(2-) +  
succinyl-CoA(5-) 
sucrose +   
sulcatol 
sulfate +   
sulfoglycolithocholate(2-) 
superoxide  
T-2 toxin  
tachysterol 3 
tagatose 6-phosphate +  
TAN-1612 
taurine +   
tauro-beta-muricholate 
tauro-beta-muricholic acid  
taurochenodeoxycholate 
taurochenodeoxycholic acid  
taurocholate +   
taurocholic acid  
taurodeoxycholate 
taurodeoxycholic acid +   
taurolithocholate 
taurolithocholic acid +   
taurolithocholic acid sulfate  
taurolithocholic acid sulfate(2-) 
tauroursocholate 
tauroursocholic acid 
tauroursodeoxycholic acid  
testosterone +   
testosterone 17-glucosiduronic acid  
testosterone acetate 
tetraacetic acid lactone 
tetracosanoate +  
tetracosanoic acid +   
tetracosanoyl-CoA 
tetradecan-2-ol 
tetradecanedioate(2-) 
tetradecanedioic acid +  
tetradecanoate +  
tetradecanoic acid +   
tetradecanoic-d27 acid 
tetragastrin 
tetratetracontane 
theophylline +   
thiamine(1+) +   
thiamine(1+) diphosphate(1-) 
thiamine(1+) monophosphate +  
thiamine(1+) monophosphate(2-) 
thiamine(1+) triphosphate(4-) 
thiocyanate +   
thioredoxin disulfide 
thioredoxin dithiol 
thiosulfate(2-) +  
thromboxane A2(1-) +  
thromboxane B2 +   
thromboxane B3 
thymidine +   
thymine +   
TMC-52A 
TMC-52C 
TMC-52D 
TMC-95A 
TMC-95B 
TMC-95C 
TMC-95D 
tolbutamide  
trachyspic acid 
trans-1,2-dithiane-4,5-diol +  
trans-13-docosenamide 
trans-2-decenoic acid +  
trans-2-octadecenoyl-CoA 
trans-3-methylglutaconyl-CoA(5-) 
trans-4-hydroxy-L-proline +  
trans-caffeate +  
trans-dec-2-enoyl-CoA(4-) 
trans-dodec-2-enoyl-CoA(4-) 
trans-hex-2-enoyl-CoA 
trans-oct-2-enoyl-CoA 
trans-tetradec-2-enoyl-CoA(4-) 
trans-urocanate 
trans-urocanic acid  
trans-vaccenate(1-) 
trapoxin A 
triacylglycerol 50:6 +  
triacylglycerol 60:14 +  
triacylglycerol 62:15 +  
trichloro(docosyl)silane 
trichobrasilenol 
tricosanoic acid +  
triethylene glycol monomethyl ether 
trimethylenediamine +   
trimethylenediaminium 
triphosphate(5-) +  
trisporic acid 
tryptamine +   
tryptaminium 
tsugarioside C 
tyramine +   
tyraminium 
ubiquinone-0 
ubiquinone-9  
UDP(3-) 
UDP-alpha-D-glucuronate(3-) 
UDP-alpha-D-glucuronic acid +   
UDP-alpha-D-xylose(2-) 
UDP-D-galactose +   
UDP-D-galactose(2-) +  
UDP-D-glucose(2-) 
UDP-N-acetyl-alpha-D-galactosamine  
UDP-N-acetyl-alpha-D-glucosamine(2-) 
UDP-N-acetyl-D-galactosamine(2-) +  
undecanoate 
undecanoic acid +   
uracil +   
urate anion +  
urea +   
urethane  
uric acid +   
uridine +   
uridine 5'-monophosphate +   
uridine 5'-monophosphate(2-) +  
urobilinogen 
urocanate +  
urocanic acid +   
uroporphyrin I 
uroporphyrin III 
uroporphyrinogen I 
uroporphyrinogen III(8-) 
ursodeoxycholate 
ursodeoxycholic acid +   
UTP(4-) 
vanillylmandelate 
vanillylmandelic acid  
vinyl benzoate 
virensol B 
viridicatumtoxin 
water +   
WF14865A 
WF14865B 
xanthosine 
xylitol +   
YW3548 
zaragozic acid A +   
zaragozic acid C 
zearalenone  
zeorin 
zinc(2+) +   
zymosterol +   
zymosterol intermediate 2 

Synonyms
Exact Synonyms: (3R)-3-hydroxybutanoic acid
Related Synonyms: (R)-(-)-beta-hydroxybutyric acid ;   (R)-3-Hydroxybutanoic acid ;   D-3-hydroxybutyric acid ;   Formula=C4H8O3 ;   InChI=1S/C4H8O3/c1-3(5)2-4(6)7/h3,5H,2H2,1H3,(H,6,7)/t3-/m1/s1 ;   InChIKey=WHBMMWSBFZVSSR-GSVOUGTGSA-N ;   SMILES=C[C@@H](O)CC(O)=O
Alternate IDs: CHEBI:18666 ;   CHEBI:322
Xrefs: CAS:625-72-9 ;   HMDB:HMDB0000011 ;   KEGG:C01089 ;   LIPID_MAPS_instance:LMFA01050243 ;   MetaCyc:CPD-335 ;   PMID:17810206 ;   PMID:19304817 ;   PMID:20699574 ;   PMID:3679704 ;   Patent:WO9312254 ;   Reaxys:1720568
Cyclic Relationships: is_conjugate_acid_of CHEBI:10983 ;   is_enantiomer_of CHEBI:17290

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