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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

Term:heteroarene
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Accession:CHEBI:33833 term browser browse the term
Definition:A heterocyclic compound formally derived from an arene by replacement of one or more methine (-C=) and/or vinylene (-CH=CH-) groups by trivalent or divalent heteroatoms, respectively, in such a way as to maintain the continuous pi-electron system characteristic of aromatic systems and a number of out-of-plane pi-electrons corresponding to the Hueckel rule (4n+2).
Synonyms:exact_synonym: heteroarenes
 related_synonym: hetarenes



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      CHEBI ontology 22178
        chemical entity 22208
          molecular entity 22169
            polyatomic entity 22072
              molecule 21699
                cyclic compound 21253
                  organic cyclic compound 21252
                    organic heterocyclic compound 20352
                      heteroarene 17875
                        (-)-Ngaione 0
                        (2-Furanylmethyl) methyl disulfide 0
                        (2R,3S,4R,4aR,7R,8S)-8-[2-(furan-3-yl)ethyl]-4a,7,8-trimethylspiro[2,3,5,6,7,8a-hexahydro-1H-naphthalene-4,2'-oxirane]-2,3-diol 0
                        (5-phenyl-3-isoxazolyl)-(1-pyrrolidinyl)methanone 0
                        (E)-1-(furan-2-yl)-N-(2-methylbutyl)methanimine 0
                        (E)-1-(furan-2-yl)-N-isobutylmethanimine 0
                        (E)-1-(furan-2-yl)-N-isopentylmethanimine 0
                        (E)-6-Methyl-6-(5-methyl-2-furanyl)-3-hepten-2-one 0
                        1,4-Ipomeadiol 0
                        1-(2-Furanyl)-2-propanone 0
                        1-(2-Furyl)butan-3-one 0
                        1-(3-hydroxy-2,4,4-trimethyl-1-oxido-5-thiophen-2-yl-2-imidazol-1-iumyl)ethanone 0
                        1-(6-methyl-2-pyridinyl)-N-(3-pyridinyl)-4-imidazolecarboxamide 0
                        1-Ipomeanol 0
                        1-adamantanecarboxylic acid [2-(2-furanylmethylamino)-2-oxoethyl] ester 0
                        1-azocanyl-[(2R,4R)-2-(4-hydroxybutoxy)-4-thiophen-2-yl-3,4-dihydro-2H-pyran-6-yl]methanone 0
                        12,13-Dimethyl-5,14-dioxabicyclo[9.2.1]-tetradeca-1(13),11-dien-4-one 0
                        2,3,5-Trimethylfuran 0
                        2,4-Difurfurylfuran 0
                        2,5-Dimethyl-3-(methyldithio)furan 0
                        2,5-bis(hydroxymethyl)furan monoacetate 0
                        2-(1-Pentenyl)furan 0
                        2-(12-Tridecyn-1-yl)furan 0
                        2-(2-Furanyl)-3-methyl-2-butenal 0
                        2-(2-Thienyl)ethanol 0
                        2-(2-Thienyl)furan 0
                        2-(2-Thienylsulfonyl)acetonitrile 0
                        2-(2-Thienylsulfonyl)ethanethioamide 0
                        2-(2-furanyl)-6,7,8,9-tetrahydro-5H-cyclohepta[2,3]thieno[2,4-b][1,3]oxazin-4-one 0
                        2-(2-thienylmethylidene)hydrazine-1-carboxamide 0
                        2-(D-glycerol-1,2-dihydroxyethyl)furan 0
                        2-(Ethoxymethyl)furan 0
                        2-(Methoxymethyl)furan 0
                        2-(N-vinylacetamide)-4-hydroxymethyl-3-ene-butyrolactone 0
                        2-(Propan-2-yl)furan 0
                        2-Ethyl-4-(2-furanyl)-2-propenal 0
                        2-Ethynylthiophene 0
                        2-Furanmethanethiol 0
                        2-Furanylmethyl propanoate 0
                        2-Heptadecylfuran 0
                        2-Hexylthiophene 0
                        2-Isopropyl-5-methylfuran 0
                        2-Methyl-3-(propyldithio)furan 0
                        2-Methyl-3-furanthiol 0
                        2-Pentadecylfuran 0
                        2-Propylfuran 0
                        2-Thiopheneacrylic acid 0
                        2-[(2R,4aR,12aR)-5-methyl-8-[[(5-methyl-3-isoxazolyl)-oxomethyl]amino]-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-2-yl]acetic acid 0
                        2-[(Isopropylthio)methyl]furan 0
                        2-amino-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d][1,3]thiazin-4-one 0
                        2-furanacetic acid 0
                        2-furanyl-(4,4,8-trimethyl-1-sulfanylidene-5-dithiolo[3,4-c]quinolinyl)methanone 0
                        2-sulfanylidene-1,3-dithiole-4,5-dicarboxylic acid dimethyl ester 0
                        3,4-Diethylthiophene 0
                        3,4-Dihydro-5-(5-methyl-2-furanyl)-2H-pyrrole 0
                        3-(2-Fluoropropyl)thiophene 0
                        3-(2-Furanyl)-2-propenal 0
                        3-(2-Furanylmethylene)pyrrolidine 0
                        3-(3-Furanyl)-2-methyl-2-propenal 0
                        3-(4-Methyl-3-pentenyl)thiophene 0
                        3-(5-Methyl-2-furanyl)butanal 0
                        3-(5-Methyl-2-furyl)prop-2-enal 0
                        3-Ethylfuran 0
                        3-Thiophenemethanol 0
                        3-acetylamino-N-2-thienylpropanamide 0
                        4,6-dioxo-1H-1,3,5-triazine-2-carboxamide 0
                        4-(2-Furanyl)-3-buten-2-one 0
                        4-(2-Furanylmethylene)-3,4-dihydro-2H-pyrrole 0
                        4-(2-furanylmethylidene)-2-methyl-5-oxo-1-prop-2-enyl-3-pyrrolecarboxylic acid methyl ester 0
                        4-(5-methyl-2-furanyl)-2-butanone 0
                        4-[(2-Furanylmethyl)thio]-2-pentanone 0
                        4-[(E)-[hydroxymethyl(methyl)amino]diazenyl]-1H-imidazole-5-carboxamide 0
                        4-[2-(2-chloro-4-fluoroanilino)-5-methyl-4-pyrimidinyl]-N-[(1S)-1-(3-chlorophenyl)-2-hydroxyethyl]-1H-pyrrole-2-carboxamide 0
                        4-[oxo-(pyridin-4-ylamino)methyl]-1H-imidazole-5-carboxylic acid ethyl ester 0
                        4-acetyl-N-[4-(4-chlorophenyl)-2-thiazolyl]-3,5-dimethyl-1H-pyrrole-2-carboxamide 0
                        4-bromo-1-methyl-N-(2-thiazolyl)-3-pyrazolecarboxamide 0
                        4-chloro-1-methyl-N-[1-[(4-methylphenyl)methyl]-3-pyrazolyl]-3-pyrazolecarboxamide 0
                        4-chloro-N-[(4-chlorophenyl)methyl]-3-nitro-1H-pyrazole-5-carboxamide 0
                        4-methyl-2-(3-methyl-2-butenyl)-furan 0
                        5-(2-Furanyl)-3,4-dihydro-2H-pyrrole 0
                        5-(2-furanyl)-N-(3-pyridinylmethyl)-3-isoxazolecarboxamide 0
                        5-(2-hydroxyethyl)-2-furanacetic acid 0
                        5-(2-methylphenyl)-N-(phenylmethyl)-2-furancarboxamide 0
                        5-(3-chlorophenyl)-N-(2-propyl-5-tetrazolyl)-2-furancarboxamide 0
                        5-(3-hydroxyphenyl)-N-[2-(4-morpholinyl)ethyl]-3-isoxazolecarboxamide 0
                        5-(4-bromophenyl)-N,N-diethyl-3-isoxazolecarboxamide 0
                        5-(4-bromophenyl)-N-propan-2-yl-3-isoxazolecarboxamide 0
                        5-(4-chlorophenyl)-N-(2-furanylmethyl)-3-isoxazolecarboxamide 0
                        5-(4-chlorophenyl)-N-(5-ethyl-1,3,4-thiadiazol-2-yl)-2-furancarboxamide 0
                        5-(4-methylphenyl)-N-(3-pyridinylmethyl)-3-isoxazolecarboxamide 0
                        5-Methyl-2-(trifluoromethyl)-3-furamide 0
                        5-[(4-fluorophenyl)methylsulfonylmethyl]-N-(2-oxolanylmethyl)-2-furancarboxamide 0
                        5-[2H-Pyrrol-4-(3H)-ylidenemethyl]-2-furanmethanol 0
                        5-bromo-N-[1-(2,5-dimethylphenyl)ethyl]-2-furancarboxamide 0
                        5-bromo-N-[2-(4-fluorophenyl)-2-(4-morpholinyl)ethyl]-2-furancarboxamide 0
                        5-bromo-N-[6-[[(5-bromo-2-furanyl)-oxomethyl]amino]-2-pyridinyl]-2-furancarboxamide 0
                        5-methyl-N-(3-pyridinyl)-3-isoxazolecarboxamide 0
                        5-methyl-N-(5-methyl-3-isoxazolyl)-3-isoxazolecarboxamide 0
                        5-methyl-N-[4-(2-pyridinyl)-2-thiazolyl]-2-furancarboxamide 0
                        5-methyl-N-[5-(trifluoromethyl)-1,3,4-thiadiazol-2-yl]-3-isoxazolecarboxamide 0
                        5-phenyl-N-(3-pyridinyl)-3-isoxazolecarboxamide 0
                        6-Methyl-6-(5-methylfuran-2-yl)heptan-2-one 0
                        Amycolasporin E 0
                        Avocadenofuran 0
                        Avocadienofuran 0
                        BBT(OH)2 0
                        Bis(2,5-dimethyl-3-furanyl) disulfide 0
                        Bis(2-furanylmethyl) disulfide 0
                        Brasilamide E 0
                        Camellimidazole D 0
                        Camellimidazole F 0
                        Di-2-furanylmethane 0
                        Diproximicin A 0
                        E-2-Methyl-5-(fur-3-yl)-pent-2-enal 0
                        Elsholtzidiol 0
                        Ethyl 3-[(2-furanylmethyl)thio]propanoate 0
                        Ethyl 3-thiopheneacetate 0
                        Furfuryl 2-methyl-3-furyl disulfide 0
                        Furfuryl acetate 0
                        Furfuryl propyl disulfide 0
                        Furfuryl thioacetate 0
                        Heptemerone C 0
                        Isoavocadienofuran 0
                        N,N-dicyclohexyl-5-propyl-3-isoxazolecarboxamide 0
                        N-(2-adamantyl)-4-bromo-1-methyl-3-pyrazolecarboxamide 0
                        N-(2-cyano-1-cyclopentenyl)-1-ethyl-3-pyrazolecarboxamide 0
                        N-(2-furylmethyl)-N'-isobutylthiourea 0
                        N-(2-furylmethyl)thiourea 0
                        N-(2-sulfanylidene-3H-1,3,4-thiadiazol-5-yl)-2-furancarboxamide 0
                        N-(2-thienylmethyl)hydrazine-1-carbothioamide 0
                        N-(3,3,5-trimethylcyclohexyl)-1H-1,2,4-triazole-5-carboxamide 0
                        N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-5-(2-methylpropyl)-3-isoxazolecarboxamide 0
                        N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-5-methyl-4-nitro-3-isoxazolecarboxamide 0
                        N-(3-cyano-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)-5-cyclopropyl-3-isoxazolecarboxamide 0
                        N-(3-cyano-6-methyl-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-5-methyl-3-isoxazolecarboxamide 0
                        N-(3-pyridinyl)-5,6,7,8-tetrahydro-4H-cyclohepta[d]isoxazole-3-carboxamide 0
                        N-(4-cyano-2-methyl-3-pyrazolyl)-5-(4-methylphenyl)-3-isoxazolecarboxamide 0
                        N-(4-oxo-2-thieno[3,2-d][1,3]thiazinyl)-2-furancarboxamide 0
                        N-(5-chloro-2-pyridinyl)-2-ethyl-3-pyrazolecarboxamide 0
                        N-(5-cyclohexyl-1,3,4-thiadiazol-2-yl)-2-furancarboxamide 0
                        N-(6-tert-butyl-3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-5-cyclopropyl-3-isoxazolecarboxamide 0
                        N-Cyclohexyl-5-(2-thienyl)-1,2-oxazole-3-carboxamide 0
                        N-[(2R,3R)-2-[(dimethylamino)methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                        N-[(2R,3R)-2-[(dimethylamino)methyl]-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                        N-[(2R,3R)-2-[[[(cyclohexylamino)-oxomethyl]-methylamino]methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                        N-[(2R,3S)-2-[(dimethylamino)methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                        N-[(2R,3S)-2-[[[(cyclohexylamino)-oxomethyl]-methylamino]methyl]-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                        N-[(2R,4aR,12aR)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-1,2-oxazole-3-carboxamide 0
                        N-[(2R,4aR,12aR)-2-[2-(ethylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                        N-[(2R,4aR,12aR)-5-methyl-6-oxo-2-[2-oxo-2-(propylamino)ethyl]-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                        N-[(2R,4aR,12aR)-5-methyl-6-oxo-2-[2-oxo-2-[[(1R)-1-phenylethyl]amino]ethyl]-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                        N-[(2R,4aR,12aS)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-1,2-oxazole-3-carboxamide 0
                        N-[(2R,4aS,12aR)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                        N-[(2S,3R)-2-[(dimethylamino)methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                        N-[(2S,3R)-2-[[[(cyclohexylamino)-oxomethyl]-methylamino]methyl]-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                        N-[(2S,3S)-2-[(dimethylamino)methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                        N-[(2S,3S)-2-[[[(cyclohexylamino)-oxomethyl]-methylamino]methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                        N-[(2S,3S)-2-[[[(cyclohexylamino)-oxomethyl]-methylamino]methyl]-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                        N-[(2S,4aR,12aR)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                        N-[(2S,4aR,12aS)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                        N-[(2S,4aS,12aR)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                        N-[(2S,4aS,12aS)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                        N-[1-(2-furanyl)ethylideneamino]carbamic acid tert-butyl ester 0
                        N-[1-[(4-fluorophenyl)methyl]-3,5-dimethyl-4-pyrazolyl]-5-(2-furanyl)-3-isoxazolecarboxamide 0
                        N-[1-[(4-fluorophenyl)methyl]-3-pyrazolyl]-5-methyl-2-furancarboxamide 0
                        N-[1-[(4-fluorophenyl)methyl]-4-pyrazolyl]-5-(2-furanyl)-3-isoxazolecarboxamide 0
                        N-[2-(1-cyclohexenyl)ethyl]-5-methyl-3-isoxazolecarboxamide 0
                        N-[4-(3,4-dimethylphenyl)-2-thiazolyl]-2-furancarboxamide 0
                        N-[4-(4-chlorophenyl)-2-thiazolyl]-N-[3-(diethylamino)propyl]-2-furancarboxamide 0
                        N-\{2-[(4-chlorobenzyl)thio]ethyl\}-2-furamide 0
                        N-cyclohexyl-5,6,7,8-tetrahydro-4H-cyclohepta[d]isoxazole-3-carboxamide 0
                        N-cyclohexyl-5-propyl-3-isoxazolecarboxamide 0
                        N-cyclopropyl-5-thiophen-2-yl-3-isoxazolecarboxamide 0
                        N-ethyl-2-Furancarboxamide 0
                        N-phenethyl-2-furamide 0
                        N1-(2-furylmethyl)-2-cyanoacetamide 0
                        Netropsin Dihydrochloride 0
                        PD 125375 0
                        Penicillilactone A 0
                        Phaeofuran A 0
                        Proximicin A 0
                        Proximicin F 0
                        Proximicin G 0
                        Pyrrole-2-carboxamide 0
                        S-(2-Furanylmethyl) methanethioate 0
                        S-(2-Furanylmethyl) propanethioate 0
                        TAN-868 A 0
                        Thiophene-2-thiol 0
                        Thiophene-3-carbothioamide 0
                        Trichocitrin 0
                        [4-[1-(1-cyclopentyl-5-tetrazolyl)propyl]-1-piperazinyl]-(2-furanyl)methanone 0
                        alpha-Methyl-2-furanacrolein 0
                        azaarene + 7581
                        ethylmethylthiambutene 0
                        heteroaryl group + 0
                        hydracarbazine 0
                        imidazopyrimidine + 7732
                        monocyclic heteroarene + 15300
                        nucleobase-containing molecular entity + 5726
                        penthienate 0
                        polycyclic heteroarene + 11055
                        pteridines + 10718
                        rufinamide 0
                        tetrapyrrole + 593
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 22178
        subatomic particle 22170
          composite particle 22170
            hadron 22201
              baryon 22170
                nucleon 22170
                  atomic nucleus 22170
                    atom 22170
                      main group element atom 22104
                        p-block element atom 22104
                          carbon group element atom 21904
                            carbon atom 21859
                              organic molecular entity 21830
                                organic molecule 21647
                                  organic cyclic compound 21252
                                    organic heterocyclic compound 20352
                                      heteroarene 17875
                                        (-)-Ngaione 0
                                        (2-Furanylmethyl) methyl disulfide 0
                                        (2R,3S,4R,4aR,7R,8S)-8-[2-(furan-3-yl)ethyl]-4a,7,8-trimethylspiro[2,3,5,6,7,8a-hexahydro-1H-naphthalene-4,2'-oxirane]-2,3-diol 0
                                        (5-phenyl-3-isoxazolyl)-(1-pyrrolidinyl)methanone 0
                                        (E)-1-(furan-2-yl)-N-(2-methylbutyl)methanimine 0
                                        (E)-1-(furan-2-yl)-N-isobutylmethanimine 0
                                        (E)-1-(furan-2-yl)-N-isopentylmethanimine 0
                                        (E)-6-Methyl-6-(5-methyl-2-furanyl)-3-hepten-2-one 0
                                        1,4-Ipomeadiol 0
                                        1-(2-Furanyl)-2-propanone 0
                                        1-(2-Furyl)butan-3-one 0
                                        1-(3-hydroxy-2,4,4-trimethyl-1-oxido-5-thiophen-2-yl-2-imidazol-1-iumyl)ethanone 0
                                        1-(6-methyl-2-pyridinyl)-N-(3-pyridinyl)-4-imidazolecarboxamide 0
                                        1-Ipomeanol 0
                                        1-adamantanecarboxylic acid [2-(2-furanylmethylamino)-2-oxoethyl] ester 0
                                        1-azocanyl-[(2R,4R)-2-(4-hydroxybutoxy)-4-thiophen-2-yl-3,4-dihydro-2H-pyran-6-yl]methanone 0
                                        12,13-Dimethyl-5,14-dioxabicyclo[9.2.1]-tetradeca-1(13),11-dien-4-one 0
                                        2,3,5-Trimethylfuran 0
                                        2,4-Difurfurylfuran 0
                                        2,5-Dimethyl-3-(methyldithio)furan 0
                                        2,5-bis(hydroxymethyl)furan monoacetate 0
                                        2-(1-Pentenyl)furan 0
                                        2-(12-Tridecyn-1-yl)furan 0
                                        2-(2-Furanyl)-3-methyl-2-butenal 0
                                        2-(2-Thienyl)ethanol 0
                                        2-(2-Thienyl)furan 0
                                        2-(2-Thienylsulfonyl)acetonitrile 0
                                        2-(2-Thienylsulfonyl)ethanethioamide 0
                                        2-(2-furanyl)-6,7,8,9-tetrahydro-5H-cyclohepta[2,3]thieno[2,4-b][1,3]oxazin-4-one 0
                                        2-(2-thienylmethylidene)hydrazine-1-carboxamide 0
                                        2-(D-glycerol-1,2-dihydroxyethyl)furan 0
                                        2-(Ethoxymethyl)furan 0
                                        2-(Methoxymethyl)furan 0
                                        2-(N-vinylacetamide)-4-hydroxymethyl-3-ene-butyrolactone 0
                                        2-(Propan-2-yl)furan 0
                                        2-Ethyl-4-(2-furanyl)-2-propenal 0
                                        2-Ethynylthiophene 0
                                        2-Furanmethanethiol 0
                                        2-Furanylmethyl propanoate 0
                                        2-Heptadecylfuran 0
                                        2-Hexylthiophene 0
                                        2-Isopropyl-5-methylfuran 0
                                        2-Methyl-3-(propyldithio)furan 0
                                        2-Methyl-3-furanthiol 0
                                        2-Pentadecylfuran 0
                                        2-Propylfuran 0
                                        2-Thiopheneacrylic acid 0
                                        2-[(2R,4aR,12aR)-5-methyl-8-[[(5-methyl-3-isoxazolyl)-oxomethyl]amino]-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-2-yl]acetic acid 0
                                        2-[(Isopropylthio)methyl]furan 0
                                        2-amino-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d][1,3]thiazin-4-one 0
                                        2-furanacetic acid 0
                                        2-furanyl-(4,4,8-trimethyl-1-sulfanylidene-5-dithiolo[3,4-c]quinolinyl)methanone 0
                                        2-sulfanylidene-1,3-dithiole-4,5-dicarboxylic acid dimethyl ester 0
                                        3,4-Diethylthiophene 0
                                        3,4-Dihydro-5-(5-methyl-2-furanyl)-2H-pyrrole 0
                                        3-(2-Fluoropropyl)thiophene 0
                                        3-(2-Furanyl)-2-propenal 0
                                        3-(2-Furanylmethylene)pyrrolidine 0
                                        3-(3-Furanyl)-2-methyl-2-propenal 0
                                        3-(4-Methyl-3-pentenyl)thiophene 0
                                        3-(5-Methyl-2-furanyl)butanal 0
                                        3-(5-Methyl-2-furyl)prop-2-enal 0
                                        3-Ethylfuran 0
                                        3-Thiophenemethanol 0
                                        3-acetylamino-N-2-thienylpropanamide 0
                                        4,6-dioxo-1H-1,3,5-triazine-2-carboxamide 0
                                        4-(2-Furanyl)-3-buten-2-one 0
                                        4-(2-Furanylmethylene)-3,4-dihydro-2H-pyrrole 0
                                        4-(2-furanylmethylidene)-2-methyl-5-oxo-1-prop-2-enyl-3-pyrrolecarboxylic acid methyl ester 0
                                        4-(5-methyl-2-furanyl)-2-butanone 0
                                        4-[(2-Furanylmethyl)thio]-2-pentanone 0
                                        4-[(E)-[hydroxymethyl(methyl)amino]diazenyl]-1H-imidazole-5-carboxamide 0
                                        4-[2-(2-chloro-4-fluoroanilino)-5-methyl-4-pyrimidinyl]-N-[(1S)-1-(3-chlorophenyl)-2-hydroxyethyl]-1H-pyrrole-2-carboxamide 0
                                        4-[oxo-(pyridin-4-ylamino)methyl]-1H-imidazole-5-carboxylic acid ethyl ester 0
                                        4-acetyl-N-[4-(4-chlorophenyl)-2-thiazolyl]-3,5-dimethyl-1H-pyrrole-2-carboxamide 0
                                        4-bromo-1-methyl-N-(2-thiazolyl)-3-pyrazolecarboxamide 0
                                        4-chloro-1-methyl-N-[1-[(4-methylphenyl)methyl]-3-pyrazolyl]-3-pyrazolecarboxamide 0
                                        4-chloro-N-[(4-chlorophenyl)methyl]-3-nitro-1H-pyrazole-5-carboxamide 0
                                        4-methyl-2-(3-methyl-2-butenyl)-furan 0
                                        5-(2-Furanyl)-3,4-dihydro-2H-pyrrole 0
                                        5-(2-furanyl)-N-(3-pyridinylmethyl)-3-isoxazolecarboxamide 0
                                        5-(2-hydroxyethyl)-2-furanacetic acid 0
                                        5-(2-methylphenyl)-N-(phenylmethyl)-2-furancarboxamide 0
                                        5-(3-chlorophenyl)-N-(2-propyl-5-tetrazolyl)-2-furancarboxamide 0
                                        5-(3-hydroxyphenyl)-N-[2-(4-morpholinyl)ethyl]-3-isoxazolecarboxamide 0
                                        5-(4-bromophenyl)-N,N-diethyl-3-isoxazolecarboxamide 0
                                        5-(4-bromophenyl)-N-propan-2-yl-3-isoxazolecarboxamide 0
                                        5-(4-chlorophenyl)-N-(2-furanylmethyl)-3-isoxazolecarboxamide 0
                                        5-(4-chlorophenyl)-N-(5-ethyl-1,3,4-thiadiazol-2-yl)-2-furancarboxamide 0
                                        5-(4-methylphenyl)-N-(3-pyridinylmethyl)-3-isoxazolecarboxamide 0
                                        5-Methyl-2-(trifluoromethyl)-3-furamide 0
                                        5-[(4-fluorophenyl)methylsulfonylmethyl]-N-(2-oxolanylmethyl)-2-furancarboxamide 0
                                        5-[2H-Pyrrol-4-(3H)-ylidenemethyl]-2-furanmethanol 0
                                        5-bromo-N-[1-(2,5-dimethylphenyl)ethyl]-2-furancarboxamide 0
                                        5-bromo-N-[2-(4-fluorophenyl)-2-(4-morpholinyl)ethyl]-2-furancarboxamide 0
                                        5-bromo-N-[6-[[(5-bromo-2-furanyl)-oxomethyl]amino]-2-pyridinyl]-2-furancarboxamide 0
                                        5-methyl-N-(3-pyridinyl)-3-isoxazolecarboxamide 0
                                        5-methyl-N-(5-methyl-3-isoxazolyl)-3-isoxazolecarboxamide 0
                                        5-methyl-N-[4-(2-pyridinyl)-2-thiazolyl]-2-furancarboxamide 0
                                        5-methyl-N-[5-(trifluoromethyl)-1,3,4-thiadiazol-2-yl]-3-isoxazolecarboxamide 0
                                        5-phenyl-N-(3-pyridinyl)-3-isoxazolecarboxamide 0
                                        6-Methyl-6-(5-methylfuran-2-yl)heptan-2-one 0
                                        Amycolasporin E 0
                                        Avocadenofuran 0
                                        Avocadienofuran 0
                                        BBT(OH)2 0
                                        Bis(2,5-dimethyl-3-furanyl) disulfide 0
                                        Bis(2-furanylmethyl) disulfide 0
                                        Brasilamide E 0
                                        Camellimidazole D 0
                                        Camellimidazole F 0
                                        Di-2-furanylmethane 0
                                        Diproximicin A 0
                                        E-2-Methyl-5-(fur-3-yl)-pent-2-enal 0
                                        Elsholtzidiol 0
                                        Ethyl 3-[(2-furanylmethyl)thio]propanoate 0
                                        Ethyl 3-thiopheneacetate 0
                                        Furfuryl 2-methyl-3-furyl disulfide 0
                                        Furfuryl acetate 0
                                        Furfuryl propyl disulfide 0
                                        Furfuryl thioacetate 0
                                        Heptemerone C 0
                                        Isoavocadienofuran 0
                                        N,N-dicyclohexyl-5-propyl-3-isoxazolecarboxamide 0
                                        N-(2-adamantyl)-4-bromo-1-methyl-3-pyrazolecarboxamide 0
                                        N-(2-cyano-1-cyclopentenyl)-1-ethyl-3-pyrazolecarboxamide 0
                                        N-(2-furylmethyl)-N'-isobutylthiourea 0
                                        N-(2-furylmethyl)thiourea 0
                                        N-(2-sulfanylidene-3H-1,3,4-thiadiazol-5-yl)-2-furancarboxamide 0
                                        N-(2-thienylmethyl)hydrazine-1-carbothioamide 0
                                        N-(3,3,5-trimethylcyclohexyl)-1H-1,2,4-triazole-5-carboxamide 0
                                        N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-5-(2-methylpropyl)-3-isoxazolecarboxamide 0
                                        N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-5-methyl-4-nitro-3-isoxazolecarboxamide 0
                                        N-(3-cyano-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)-5-cyclopropyl-3-isoxazolecarboxamide 0
                                        N-(3-cyano-6-methyl-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-5-methyl-3-isoxazolecarboxamide 0
                                        N-(3-pyridinyl)-5,6,7,8-tetrahydro-4H-cyclohepta[d]isoxazole-3-carboxamide 0
                                        N-(4-cyano-2-methyl-3-pyrazolyl)-5-(4-methylphenyl)-3-isoxazolecarboxamide 0
                                        N-(4-oxo-2-thieno[3,2-d][1,3]thiazinyl)-2-furancarboxamide 0
                                        N-(5-chloro-2-pyridinyl)-2-ethyl-3-pyrazolecarboxamide 0
                                        N-(5-cyclohexyl-1,3,4-thiadiazol-2-yl)-2-furancarboxamide 0
                                        N-(6-tert-butyl-3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-5-cyclopropyl-3-isoxazolecarboxamide 0
                                        N-Cyclohexyl-5-(2-thienyl)-1,2-oxazole-3-carboxamide 0
                                        N-[(2R,3R)-2-[(dimethylamino)methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                                        N-[(2R,3R)-2-[(dimethylamino)methyl]-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                                        N-[(2R,3R)-2-[[[(cyclohexylamino)-oxomethyl]-methylamino]methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                                        N-[(2R,3S)-2-[(dimethylamino)methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                                        N-[(2R,3S)-2-[[[(cyclohexylamino)-oxomethyl]-methylamino]methyl]-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                                        N-[(2R,4aR,12aR)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-1,2-oxazole-3-carboxamide 0
                                        N-[(2R,4aR,12aR)-2-[2-(ethylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                                        N-[(2R,4aR,12aR)-5-methyl-6-oxo-2-[2-oxo-2-(propylamino)ethyl]-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                                        N-[(2R,4aR,12aR)-5-methyl-6-oxo-2-[2-oxo-2-[[(1R)-1-phenylethyl]amino]ethyl]-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                                        N-[(2R,4aR,12aS)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-1,2-oxazole-3-carboxamide 0
                                        N-[(2R,4aS,12aR)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                                        N-[(2S,3R)-2-[(dimethylamino)methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                                        N-[(2S,3R)-2-[[[(cyclohexylamino)-oxomethyl]-methylamino]methyl]-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                                        N-[(2S,3S)-2-[(dimethylamino)methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                                        N-[(2S,3S)-2-[[[(cyclohexylamino)-oxomethyl]-methylamino]methyl]-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                                        N-[(2S,3S)-2-[[[(cyclohexylamino)-oxomethyl]-methylamino]methyl]-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-10-yl]-2,5-dimethyl-3-pyrazolecarboxamide 0
                                        N-[(2S,4aR,12aR)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                                        N-[(2S,4aR,12aS)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                                        N-[(2S,4aS,12aR)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                                        N-[(2S,4aS,12aS)-2-[2-(cyclopentylamino)-2-oxoethyl]-5-methyl-6-oxo-2,3,4,4a,12,12a-hexahydropyrano[2,3-c][1,5]benzoxazocin-8-yl]-5-methyl-3-isoxazolecarboxamide 0
                                        N-[1-(2-furanyl)ethylideneamino]carbamic acid tert-butyl ester 0
                                        N-[1-[(4-fluorophenyl)methyl]-3,5-dimethyl-4-pyrazolyl]-5-(2-furanyl)-3-isoxazolecarboxamide 0
                                        N-[1-[(4-fluorophenyl)methyl]-3-pyrazolyl]-5-methyl-2-furancarboxamide 0
                                        N-[1-[(4-fluorophenyl)methyl]-4-pyrazolyl]-5-(2-furanyl)-3-isoxazolecarboxamide 0
                                        N-[2-(1-cyclohexenyl)ethyl]-5-methyl-3-isoxazolecarboxamide 0
                                        N-[4-(3,4-dimethylphenyl)-2-thiazolyl]-2-furancarboxamide 0
                                        N-[4-(4-chlorophenyl)-2-thiazolyl]-N-[3-(diethylamino)propyl]-2-furancarboxamide 0
                                        N-\{2-[(4-chlorobenzyl)thio]ethyl\}-2-furamide 0
                                        N-cyclohexyl-5,6,7,8-tetrahydro-4H-cyclohepta[d]isoxazole-3-carboxamide 0
                                        N-cyclohexyl-5-propyl-3-isoxazolecarboxamide 0
                                        N-cyclopropyl-5-thiophen-2-yl-3-isoxazolecarboxamide 0
                                        N-ethyl-2-Furancarboxamide 0
                                        N-phenethyl-2-furamide 0
                                        N1-(2-furylmethyl)-2-cyanoacetamide 0
                                        Netropsin Dihydrochloride 0
                                        PD 125375 0
                                        Penicillilactone A 0
                                        Phaeofuran A 0
                                        Proximicin A 0
                                        Proximicin F 0
                                        Proximicin G 0
                                        Pyrrole-2-carboxamide 0
                                        S-(2-Furanylmethyl) methanethioate 0
                                        S-(2-Furanylmethyl) propanethioate 0
                                        TAN-868 A 0
                                        Thiophene-2-thiol 0
                                        Thiophene-3-carbothioamide 0
                                        Trichocitrin 0
                                        [4-[1-(1-cyclopentyl-5-tetrazolyl)propyl]-1-piperazinyl]-(2-furanyl)methanone 0
                                        alpha-Methyl-2-furanacrolein 0
                                        azaarene + 7581
                                        ethylmethylthiambutene 0
                                        heteroaryl group + 0
                                        hydracarbazine 0
                                        imidazopyrimidine + 7732
                                        monocyclic heteroarene + 15300
                                        nucleobase-containing molecular entity + 5726
                                        penthienate 0
                                        polycyclic heteroarene + 11055
                                        pteridines + 10718
                                        rufinamide 0
                                        tetrapyrrole + 593
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