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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
    —— 8-(2,3-dihydro-1H-inden-5-yl)-2-(N-morpholin-4-ylanilino)-5-oxopyrido[2,3-d]pyrimidine-6-carboxamide —— C27H26N6O3
    8-(2,3-dihydro-1H-inden-5-yl)-2-(N-morpholin-4-ylanilino)-5-oxopyrido[2,3-d]pyrimidine-6-carboxamide
    —— 3-Chloro-5-[[[6-(4-fluorocyclohexa-1,5-dien-1-yl)-4-[[1-(trifluoromethyl)cyclopropyl]amino]pyrido[3,2-d]pyrimidin-2-yl]amino]methyl]benzenesulfonamide —— C24H21ClF4N6O2S
    3-Chloro-5-[[[6-(4-fluorocyclohexa-1,5-dien-1-yl)-4-[[1-(trifluoromethyl)cyclopropyl]amino]pyrido[3,2-d]pyrimidin-2-yl]amino]methyl]benzenesulfonamide
    —— (2E)-3-[2-(azepan-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-2-(1-methyl-1H-benzimidazol-2-yl)prop-2-enenitrile —— C25H24N6O
    (2E)-3-[2-(azepan-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-2-(1-methyl-1H-benzimidazol-2-yl)prop-2-enenitrile
    —— 4-amino-7-methyl-2-oxo-1,5-diphenyl-3,5,6,7-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylic acid —— C21H20N4O3
    4-amino-7-methyl-2-oxo-1,5-diphenyl-3,5,6,7-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylic acid
    —— 3-{(Z)-[3-(2-ethylhexyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-hydroxy-2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C28H32N4O3S2
    3-{(Z)-[3-(2-ethylhexyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-hydroxy-2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-Hydroxy-7-methyl-4-oxopyrido[1,2-a]pyrimidine-2-carboxylic acid —— C10H8N2O4
    3-Hydroxy-7-methyl-4-oxopyrido[1,2-a]pyrimidine-2-carboxylic acid
    —— Ethyl 4-[2-(3-methoxybenzoyl)hydrazinyl]-5,7-dimethyl-2-oxo-1-phenyl-5,6-dihydropyrido[2,3-d]pyrimidine-6-carboxylate —— C26H27N5O5
    Ethyl 4-[2-(3-methoxybenzoyl)hydrazinyl]-5,7-dimethyl-2-oxo-1-phenyl-5,6-dihydropyrido[2,3-d]pyrimidine-6-carboxylate
    —— 2-(dipropylamino)-3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C27H30N4O3S2
    2-(dipropylamino)-3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 5-[7-(2-Oxo-2-pyridin-3-ylethyl)-3,6,8,10-tetrazatricyclo[7.4.0.02,6]trideca-1(9),2,7,10,12-pentaen-11-yl]pentanoic acid —— C21H21N5O3
    5-[7-(2-Oxo-2-pyridin-3-ylethyl)-3,6,8,10-tetrazatricyclo[7.4.0.02,6]trideca-1(9),2,7,10,12-pentaen-11-yl]pentanoic acid
    —— 3-[(Z)-(3-cyclopentyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(dipropylamino)-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H28N4O2S2
    3-[(Z)-(3-cyclopentyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(dipropylamino)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (Z)-3-(2-methoxyethyl)-5-((2-((2-methoxyethyl)amino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-2-thioxothiazolidin-4-one —— C19H22N4O4S2
    (Z)-3-(2-methoxyethyl)-5-((2-((2-methoxyethyl)amino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-2-thioxothiazolidin-4-one
    —— 3-[2-(6-methanimidoyl-3,5-dihydro-2H-pyrazin-4-yl)-4-oxo-8-[2-(4-propan-2-yl-1,3-thiazol-2-yl)ethyl]pyrido[1,2-a]pyrimidin-3-yl]prop-2-enoic acid —— C24H26N6O3S
    3-[2-(6-methanimidoyl-3,5-dihydro-2H-pyrazin-4-yl)-4-oxo-8-[2-(4-propan-2-yl-1,3-thiazol-2-yl)ethyl]pyrido[1,2-a]pyrimidin-3-yl]prop-2-enoic acid
    —— Ethyl 4-[2-(3-methoxybenzoyl)hydrazinyl]-1,7-dimethyl-2-oxo-5-phenyl-5,6-dihydropyrido[2,3-d]pyrimidine-6-carboxylate —— C26H27N5O5
    Ethyl 4-[2-(3-methoxybenzoyl)hydrazinyl]-1,7-dimethyl-2-oxo-5-phenyl-5,6-dihydropyrido[2,3-d]pyrimidine-6-carboxylate
    —— 3-{(Z)-[3-(2-furylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-2-[(1-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H22N4O3S2
    3-{(Z)-[3-(2-furylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-2-[(1-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 6-chloro-4-cyclopropyloxy-N-[(4-methylsulfonylphenyl)methyl]pyrido[3,2-d]pyrimidin-2-amine —— C18H17ClN4O3S
    6-chloro-4-cyclopropyloxy-N-[(4-methylsulfonylphenyl)methyl]pyrido[3,2-d]pyrimidin-2-amine
    —— 2-[2-ethoxyethyl(methyl)amino]-8-[2-methoxyethyl(methyl)amino]-4-(4-oxocyclohexa-2,5-dien-1-ylidene)-1H-pyrido[3,2-d]pyrimidine-6-carboxylic acid —— C23H29N5O5
    2-[2-ethoxyethyl(methyl)amino]-8-[2-methoxyethyl(methyl)amino]-4-(4-oxocyclohexa-2,5-dien-1-ylidene)-1H-pyrido[3,2-d]pyrimidine-6-carboxylic acid
    —— 2-(3,4a,5,8-tetrahydro-2H-pyrido[3,4-b]pyrazin-4-yl)-6-propyl-4-[3-(trifluoromethyl)-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]thieno[2,3-d]pyrimidine —— C22H24F3N9S
    2-(3,4a,5,8-tetrahydro-2H-pyrido[3,4-b]pyrazin-4-yl)-6-propyl-4-[3-(trifluoromethyl)-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]thieno[2,3-d]pyrimidine
    —— 3-[(Z)-(3-butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(3,4-dihydroisoquinolin-2(1H)-yl)-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H24N4O2S2
    3-[(Z)-(3-butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(3,4-dihydroisoquinolin-2(1H)-yl)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(3-methoxypropyl)amino]-3-{(Z)-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C21H26N4O4S2
    2-[(3-methoxypropyl)amino]-3-{(Z)-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 6-acetyl-3-pyrrolidin-1-yl-2-[1-[4-(trifluoromethyl)phenyl]ethylamino]-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-one —— C22H26F3N5O2
    6-acetyl-3-pyrrolidin-1-yl-2-[1-[4-(trifluoromethyl)phenyl]ethylamino]-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-one
    —— 2,3,5-trimethyl-4-[8-[(4-propan-2-ylpiperidin-4-yl)methoxy]quinolin-2-yl]-2H-pyrido[1,2-a]pyrimidin-5-ium —— C29H37N4O+
    2,3,5-trimethyl-4-[8-[(4-propan-2-ylpiperidin-4-yl)methoxy]quinolin-2-yl]-2H-pyrido[1,2-a]pyrimidin-5-ium
    —— 2-(dipropylamino)-3-{(Z)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H28N4O2S2
    2-(dipropylamino)-3-{(Z)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (8aS)-2,3,8,8a-tetrahydro-1H-pyrido[4,3-d]pyrimidin-4-one —— C7H9N3O
    (8aS)-2,3,8,8a-tetrahydro-1H-pyrido[4,3-d]pyrimidin-4-one
    —— 2-(3-Methoxyanilino)-3,8-dihydropyrido[2,3-d]pyrimidine-4,7-dione —— C14H12N4O3
    2-(3-Methoxyanilino)-3,8-dihydropyrido[2,3-d]pyrimidine-4,7-dione
    —— 2-(2,6-dimethylmorpholin-4-yl)-9-methyl-3-{(Z)-[4-oxo-3-(3-phenylpropyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C28H30N4O3S2
    2-(2,6-dimethylmorpholin-4-yl)-9-methyl-3-{(Z)-[4-oxo-3-(3-phenylpropyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (2E)-3-[2-(azepan-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-2-(morpholin-4-ylcarbonyl)prop-2-enenitrile —— C22H25N5O3
    (2E)-3-[2-(azepan-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-2-(morpholin-4-ylcarbonyl)prop-2-enenitrile
    —— 2-[(1,3-benzodioxol-5-ylmethyl)amino]-3-{(Z)-[4-oxo-3-(tetrahydrofuran-2-ylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H22N4O5S2
    2-[(1,3-benzodioxol-5-ylmethyl)amino]-3-{(Z)-[4-oxo-3-(tetrahydrofuran-2-ylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— ethyl 1-(9-methyl-3-{(Z)-[3-(4-methylbenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C29H30N4O4S2
    ethyl 1-(9-methyl-3-{(Z)-[3-(4-methylbenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— ethyl 1-(9-methyl-4-oxo-3-{(Z)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C29H30N4O4S2
    ethyl 1-(9-methyl-4-oxo-3-{(Z)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— ethyl 1-(3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C28H28N4O5S2
    ethyl 1-(3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— ethyl 1-(3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C29H30N4O5S2
    ethyl 1-(3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— ethyl 1-(3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C27H25FN4O4S2
    ethyl 1-(3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— ethyl 1-(3-{(Z)-[3-(2-chlorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C27H25ClN4O4S2
    ethyl 1-(3-{(Z)-[3-(2-chlorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— N-(2-fluoro-4-iodophenyl)-3,8-dimethyl-6,7-dihydro-4H-pyrido[2,3-d]pyrimidin-5-imine —— C15H16FIN4
    N-(2-fluoro-4-iodophenyl)-3,8-dimethyl-6,7-dihydro-4H-pyrido[2,3-d]pyrimidin-5-imine
    —— (2E)-2-cyano-3-[2-(2,6-dimethylmorpholin-4-yl)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-N-(1,1-dioxidotetrahydrothiophen-3-yl)prop-2-enamide —— C23H27N5O5S
    (2E)-2-cyano-3-[2-(2,6-dimethylmorpholin-4-yl)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-N-(1,1-dioxidotetrahydrothiophen-3-yl)prop-2-enamide
    —— 3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C28H23FN4O3S2
    3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(2-hydroxy-2-phenylethyl)amino]-3-{(Z)-[4-oxo-3-(propan-2-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H22N4O3S2
    2-[(2-hydroxy-2-phenylethyl)amino]-3-{(Z)-[4-oxo-3-(propan-2-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— N-[(4-chlorophenyl)methyl]-2-(4-hydroxybut-2-ynyl)-8-oxo-5H-pyrido[3,2-d]pyrimidine-7-carboxamide —— C19H15ClN4O3
    N-[(4-chlorophenyl)methyl]-2-(4-hydroxybut-2-ynyl)-8-oxo-5H-pyrido[3,2-d]pyrimidine-7-carboxamide
    —— 4-[[2-Amino-4-[(2-methylpropan-2-yl)oxy]pyrido[3,2-d]pyrimidin-6-yl]methoxy]benzamide —— C19H21N5O3
    4-[[2-Amino-4-[(2-methylpropan-2-yl)oxy]pyrido[3,2-d]pyrimidin-6-yl]methoxy]benzamide
    —— 1-(3-{(1E)-2-cyano-3-[(4-ethoxyphenyl)amino]-3-oxoprop-1-en-1-yl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxamide —— C27H28N6O4
    1-(3-{(1E)-2-cyano-3-[(4-ethoxyphenyl)amino]-3-oxoprop-1-en-1-yl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxamide
    —— 2-[(2-chloro-6-methoxy-4-oxo-3H-pyrido[3,4-d]pyrimidin-8-yl)methyl]benzonitrile —— C16H11ClN4O2
    2-[(2-chloro-6-methoxy-4-oxo-3H-pyrido[3,4-d]pyrimidin-8-yl)methyl]benzonitrile
    —— ethyl 1-(3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C28H27FN4O4S2
    ethyl 1-(3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— 2-[(1,3-benzodioxol-5-ylmethyl)amino]-3-[(Z)-(3-benzyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C28H22N4O4S2
    2-[(1,3-benzodioxol-5-ylmethyl)amino]-3-[(Z)-(3-benzyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(4-methylbenzyl)amino]-3-[(Z)-(4-oxo-3-propyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H22N4O2S2
    2-[(4-methylbenzyl)amino]-3-[(Z)-(4-oxo-3-propyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(5E)-5-{[2-(3,5-Dimethylpiperidin-1-YL)-9-methyl-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-YL]acetic acid —— C22H24N4O4S2
    2-[(5E)-5-{[2-(3,5-Dimethylpiperidin-1-YL)-9-methyl-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-YL]acetic acid
    —— 2-[(5E)-5-{[9-Methyl-4-oxo-2-(pentylamino)-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-YL]acetic acid —— C20H22N4O4S2
    2-[(5E)-5-{[9-Methyl-4-oxo-2-(pentylamino)-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-YL]acetic acid
    —— 2-[(5Z)-5-[[2-(4-carbamoylpiperidin-1-yl)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetate —— C21H20N5O5S2-
    2-[(5Z)-5-[[2-(4-carbamoylpiperidin-1-yl)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetate
    —— 2-[(5E)-5-{[2-(4-Carbamoylpiperidin-1-YL)-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-YL]acetic acid —— C20H19N5O5S2
    2-[(5E)-5-{[2-(4-Carbamoylpiperidin-1-YL)-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-YL]acetic acid
    —— 2-[(5E)-5-{[7-Methyl-4-oxo-2-(piperidin-1-YL)-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-YL]acetic acid —— C20H20N4O4S2
    2-[(5E)-5-{[7-Methyl-4-oxo-2-(piperidin-1-YL)-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-YL]acetic acid
    —— 2-[(5E)-5-{[2-(4-Carbamoylpiperidin-1-YL)-7-methyl-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-YL]acetic acid —— C21H21N5O5S2
    2-[(5E)-5-{[2-(4-Carbamoylpiperidin-1-YL)-7-methyl-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-YL]acetic acid