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    首页 分子通 按分子结构分类 有机化合物 有机杂环化合物 吡啶并嘧啶类

    吡啶并嘧啶类

    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (5S,6S)-5-(2,3-dihydro-1,4-benzodioxin-6-yl)-2-[(4-methoxyphenyl)methylamino]-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile —— C24H21N5O5
    (5S,6S)-5-(2,3-dihydro-1,4-benzodioxin-6-yl)-2-[(4-methoxyphenyl)methylamino]-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile
    —— (9S)-9-(3-chlorophenyl)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione —— C26H20ClN3O5
    (9S)-9-(3-chlorophenyl)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione
    —— (9S)-3-(2,3-dihydro-1,4-benzodioxin-6-ylmethylamino)-9-(3-methylphenyl)-4,8,9,10-tetrahydropyrimido[4,5-c]isoquinoline-1,7-dione —— C27H24N4O4
    (9S)-3-(2,3-dihydro-1,4-benzodioxin-6-ylmethylamino)-9-(3-methylphenyl)-4,8,9,10-tetrahydropyrimido[4,5-c]isoquinoline-1,7-dione
    —— 1-[(5R,6S)-6-cyano-5-(2,3-dihydro-1,4-benzodioxin-6-yl)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidin-2-yl]piperidine-4-carboxamide —— C22H22N6O5
    1-[(5R,6S)-6-cyano-5-(2,3-dihydro-1,4-benzodioxin-6-yl)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidin-2-yl]piperidine-4-carboxamide
    —— (9R)-9-(4-chlorophenyl)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione —— C26H20ClN3O5
    (9R)-9-(4-chlorophenyl)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione
    —— (9S)-3-(2,3-dihydro-1,4-benzodioxin-6-ylmethylamino)-9-methyl-4,8,9,10-tetrahydropyrimido[4,5-c]isoquinoline-1,7-dione —— C21H20N4O4
    (9S)-3-(2,3-dihydro-1,4-benzodioxin-6-ylmethylamino)-9-methyl-4,8,9,10-tetrahydropyrimido[4,5-c]isoquinoline-1,7-dione
    —— (5S,6S)-2-[(2-chlorophenyl)methylamino]-5-(2,3-dihydro-1,4-benzodioxin-6-yl)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile —— C23H18ClN5O4
    (5S,6S)-2-[(2-chlorophenyl)methylamino]-5-(2,3-dihydro-1,4-benzodioxin-6-yl)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile
    —— (9S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-(2,4-dimethoxyphenyl)-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione —— C28H25N3O7
    (9S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-(2,4-dimethoxyphenyl)-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione
    —— (9R)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-[(E)-2-phenylethenyl]-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione —— C28H23N3O5
    (9R)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-[(E)-2-phenylethenyl]-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione
    —— (9R)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-methyl-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione —— C21H19N3O5
    (9R)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-methyl-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione
    —— (9S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-methyl-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione —— C21H19N3O5
    (9S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-methyl-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione
    —— (9S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-(furan-2-yl)-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione —— C24H19N3O6
    (9S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-(furan-2-yl)-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione
    —— (9S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-(4-methylphenyl)-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione —— C27H23N3O5
    (9S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-9-(4-methylphenyl)-9,10-dihydro-8H-pyrimido[4,5-c]isoquinoline-1,3,7-trione
    —— (7-Methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methyl 2-anilino-4-oxofuran-3-carboxylate —— C21H17N3O5
    (7-Methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methyl 2-anilino-4-oxofuran-3-carboxylate
    —— (2R)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)-4-methylpentanoic acid —— C18H20N4O5
    (2R)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)-4-methylpentanoic acid
    —— (2S)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)propanoic acid —— C15H14N4O5
    (2S)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)propanoic acid
    —— methyl 11-[(1S,2S,3R)-2,3-dimethylcyclohexyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C20H24N4O3
    methyl 11-[(1S,2S,3R)-2,3-dimethylcyclohexyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— (2S)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)-2-phenylacetic acid —— C20H16N4O5
    (2S)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)-2-phenylacetic acid
    —— (2S)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)-4-methylpentanoic acid —— C18H20N4O5
    (2S)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)-4-methylpentanoic acid
    —— (2R)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)propanoic acid —— C15H14N4O5
    (2R)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)propanoic acid
    —— methyl 4-methyl-10-oxo-11-[(1R)-1-thiophen-3-ylethyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C18H16N4O3S
    methyl 4-methyl-10-oxo-11-[(1R)-1-thiophen-3-ylethyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— (2R)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)-3-sulfanylpropanoic acid —— C15H14N4O5S
    (2R)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)-3-sulfanylpropanoic acid
    —— methyl 4-methyl-11-[(1R,2S)-2-methylcyclohexyl]-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C19H22N4O3
    methyl 4-methyl-11-[(1R,2S)-2-methylcyclohexyl]-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 11-[(1S)-1-(4-fluorophenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C20H17FN4O3
    methyl 11-[(1S)-1-(4-fluorophenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 11-[(1R)-1-(4-chlorophenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C20H17ClN4O3
    methyl 11-[(1R)-1-(4-chlorophenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 11-[(1S)-1-(4-methoxyphenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C21H20N4O4
    methyl 11-[(1S)-1-(4-methoxyphenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 4-methyl-11-[(1S,2R)-2-methylcyclohexyl]-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C19H22N4O3
    methyl 4-methyl-11-[(1S,2R)-2-methylcyclohexyl]-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 11-[(1R,2S,3R)-2,3-dimethylcyclohexyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C20H24N4O3
    methyl 11-[(1R,2S,3R)-2,3-dimethylcyclohexyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 4-methyl-10-oxo-11-[(1S)-1-thiophen-3-ylethyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C18H16N4O3S
    methyl 4-methyl-10-oxo-11-[(1S)-1-thiophen-3-ylethyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 4-methyl-10-oxo-11-[(1R)-1-phenylethyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C20H18N4O3
    methyl 4-methyl-10-oxo-11-[(1R)-1-phenylethyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 4-methyl-11-[(1S,2S)-2-methylcyclohexyl]-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C19H22N4O3
    methyl 4-methyl-11-[(1S,2S)-2-methylcyclohexyl]-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 11-[(1R)-1-(4-fluorophenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C20H17FN4O3
    methyl 11-[(1R)-1-(4-fluorophenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 11-[(1R)-1-(4-methoxyphenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C21H20N4O4
    methyl 11-[(1R)-1-(4-methoxyphenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 4-methyl-11-[(1R,2R)-2-methylcyclohexyl]-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C19H22N4O3
    methyl 4-methyl-11-[(1R,2R)-2-methylcyclohexyl]-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 4-methyl-10-oxo-11-[[(2S)-oxolan-2-yl]methyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C17H18N4O4
    methyl 4-methyl-10-oxo-11-[[(2S)-oxolan-2-yl]methyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— (2R)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)-2-phenylacetic acid —— C20H16N4O5
    (2R)-2-(5-methoxycarbonyl-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaen-11-yl)-2-phenylacetic acid
    —— methyl 4-methyl-10-oxo-11-[[(2R)-oxolan-2-yl]methyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C17H18N4O4
    methyl 4-methyl-10-oxo-11-[[(2R)-oxolan-2-yl]methyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 11-[(1S,2S,3S)-2,3-dimethylcyclohexyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C20H24N4O3
    methyl 11-[(1S,2S,3S)-2,3-dimethylcyclohexyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 11-[(1S)-1-(4-chlorophenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C20H17ClN4O3
    methyl 11-[(1S)-1-(4-chlorophenyl)ethyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 11-[(1R,2S,3S)-2,3-dimethylcyclohexyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C20H24N4O3
    methyl 11-[(1R,2S,3S)-2,3-dimethylcyclohexyl]-4-methyl-10-oxo-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— methyl 4-methyl-10-oxo-11-[(1S)-1-phenylethyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate —— C20H18N4O3
    methyl 4-methyl-10-oxo-11-[(1S)-1-phenylethyl]-2,3,7,11-tetrazatricyclo[7.4.0.02,6]trideca-1(9),3,5,7,12-pentaene-5-carboxylate
    —— (7-Methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methyl 3-(3-thiophen-3-yl-1,2,4-oxadiazol-5-yl)propanoate —— C19H16N4O4S
    (7-Methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methyl 3-(3-thiophen-3-yl-1,2,4-oxadiazol-5-yl)propanoate
    —— (6S)-2-ethyl-8-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methyl]-2,8-diazaspiro[5.5]undecan-3-one —— C21H28N4O2
    (6S)-2-ethyl-8-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methyl]-2,8-diazaspiro[5.5]undecan-3-one
    —— (6R)-2-ethyl-8-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methyl]-2,8-diazaspiro[5.5]undecan-3-one —— C21H28N4O2
    (6R)-2-ethyl-8-[(8-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methyl]-2,8-diazaspiro[5.5]undecan-3-one
    —— (5S,6R)-2-(3,4-dihydro-2H-1,5-benzodioxepin-7-ylmethylamino)-5-naphthalen-1-yl-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile —— C28H23N5O4
    (5S,6R)-2-(3,4-dihydro-2H-1,5-benzodioxepin-7-ylmethylamino)-5-naphthalen-1-yl-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile
    —— (5R,6S)-2-(cyclopentylamino)-5-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile —— C22H23N5O4
    (5R,6S)-2-(cyclopentylamino)-5-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile
    —— (5S,6S)-5-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-2-(2,4-dimethylanilino)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile —— C25H23N5O4
    (5S,6S)-5-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-2-(2,4-dimethylanilino)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile
    —— (5R,6R)-5-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-4,7-dioxo-2-(2-phenylethylamino)-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile —— C25H23N5O4
    (5R,6R)-5-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-4,7-dioxo-2-(2-phenylethylamino)-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile
    —— (5S,6S)-5-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-2-(4-ethoxyanilino)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile —— C25H23N5O5
    (5S,6S)-5-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-2-(4-ethoxyanilino)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile
    —— (5S,6R)-5-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-2-(4-ethoxyanilino)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile —— C25H23N5O5
    (5S,6R)-5-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-2-(4-ethoxyanilino)-4,7-dioxo-1,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile