(2E)-2-(methoxycarbonylmethyl)but-2-enedioic acid
(2E)-3-(methoxycarbonyl)pent-2-enedioic acid
(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinic acid
(2S,4S,5R)-1-(4-tert-butylbenzoyl)-2-isobutyl-5-(1,3-thiazol-2-yl)pyrrolidine-2,4-dicarboxylic acid
(2S,4S,5R)-2-isobutyl-5-(2-thienyl)-1-[4-(trifluoromethyl)benzoyl]pyrrolidine-2,4-dicarboxylic acid
(5S)-5-(carboxymethyl)-L-proline
(E)-3-methylglutaconic acid  
2,4-dichlorobenzoate
2,5-bis(5-carboxy-3-ethyl-4-methylpyrrol-2-ylmethyl)-3,4-diethylpyrrole
2,5-diphenylfuran-3,4-dicarboxylic acid
2-(acetamidomethylidene)succinic acid
2-amino-2-deoxyisochorismic acid
2-benzylsuccinic acid  
2-formylglutaric acid
2-hydroxy-5-methyl-cis,cis-muconic acid
2-hydroxydicarboxylic acid    
2-hydroxymethylglutaric acid  
2-isopropylmaleic acid
2-isopropylmalic acid  
2-methylene-3-methylsuccinic acid
2-methylideneglutaric acid
2-propylmalic acid  
2-succinyl-6-hydroxycyclohexa-2,4-diene-1-carboxylic acid  
2-succinylbenzoic acid  
3-(1-carboxyvinyloxy)anthranilic acid
3-(acetamidomethylidene)-2-(hydroxymethyl)succinic acid
3-hydroxy-3-methylglutaric acid  
3-hydroxysuberic acid
3-methyl-cis,cis-muconic acid
3-methylmalic acid  
3-phenylpropionic acid    
3-propylmalic acid
4-amino-4-deoxychorismic acid
4-aminofolic acid
4-carboxy-2-hydroxymuconate semialdehyde hemiacetal
4E,15Z-bilirubin IXa
8-hydroxy-2-oxabicyclo[3.3.1]non-6-ene-3,5-dicarboxylic acid
adxanthromycin A
adxanthromycin B
aldaric acid    
alizarin complexone
alkylbenzene    
alpha,omega-dicarboxylic acid    
amino dicarboxylic acid  
anilide    
anilines    
aryl(methyl)malonic acid  
ATTO 565  
ATTO 565 meta-isomer(1+)  
ATTO 565 para-isomer(1+)  
ATTO 590  
ATTO 590 meta-isomer(1+)  
ATTO 590 para-isomer(1+)  
avenic acid B
azobenzenes    
benzene    
benzoic acids    
benzonitrile    
benzylpenicilloyl-cysteine
betalamic acid
bilirubin  
biphenyl    
bromobenzenes    
C4-dicarboxylic acid    
candoxatrilat    
carboxy monocarboxylic acid  
ceftibuten    
chlorobenzenes    
chlorophenoxyacetic acid    
citraconic acid  
crocetin    
cromoglycic acid
cyclobutanedicarboxylic acid  
cyclohexadienedicarboxylic acid  
deca-2,4,6,8-tetraenedioic acid    
deoxylimonoic acid D-ring-lactone
dibenzo[b,d]furan-4,6-dicarboxylic acid
dihydrodipicolinic acid  
dihydrokainic acid
dimethylmaleic acid
diphenic acid
enalaprilat (anhydrous)    
enol-oxaloacetic acid
ethylmalonic acid    
gibberellin A12  
gibberellin A14  
gibberellin A15
gibberellin A19
gibberellin A24
gibberellin A36
gibberellin A44 diacid
gibberellin A53  
hematoporphyrin
heme d cis-diol  
heme d trans-diol
heptenedioic acid  
heptylmalonic acid
hexadienedioic acid  
hexenedioic acid  
hydroxymalonic acid
icosatetraenedioic acid  
iprodione  
iron methylchlorin
isoglutamic acid
isonocardicin A
itaconic acid
kainic acid    
limonoic acid
lucensimycin E
luteolin-7-O-[beta-D-glucuronosyl-(1->2)-beta-D-glucuronide]
mandelic acid    
mesaconic acid  
methotrexate  
monomethoxybenzene    
N-(4-aminobenzoyl)-L-glutamic acid
N-amidino-L-aspartic acid
N-carboxy-beta-alanine
N-formylisoglutamic acid
naphthalene-2,6-dicarboxylic acid
nedocromil  
nigranoic acid
nitrobenzenes    
nitrosobenzene
nocardicin A
nonadienedioic acid  
nonatrienedicarboxylic acid  
octenedioic acid  
olsalazine
oxo dicarboxylic acid    
pamoic acid  
penillic acid  
pentenedioic acid  
phenylacetic acid    
phenylmercury acetate
phthalate  
phthalate ester    
porphobilinogen
prephenic acid
pyrandicarboxylic acid  
pyridinedicarboxylic acid    
pyrimidinedicarboxylic acid  
pyrroledicarboxylic acid  
pyrrolidinedicarboxylic acid  
quinolinedicarboxylic acid
sinapoyltartronic acid
SQ 26,992
styrenes    
succimer  
thiazepinedicarboxylic acid  
thiazolidinedicarboxylic acid  
thiodiacetic acid
thiodiacetic acid sulfoxide
thiomorpholine-3,5-dicarboxylic acid  
toluenes    
traumatic acid