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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
    —— tert-butyl 3-[8-[(4-tert-butyl-1,3-thiazol-2-yl)carbamoyl]-4-oxo-2-[(3R)-3-(2-pyrrolidin-1-ylethylcarbamoyloxy)piperidin-1-yl]pyrido[1,2-a]pyrimidin-3-yl]prop-2-enoate —— C35H47N7O6S
    tert-butyl 3-[8-[(4-tert-butyl-1,3-thiazol-2-yl)carbamoyl]-4-oxo-2-[(3R)-3-(2-pyrrolidin-1-ylethylcarbamoyloxy)piperidin-1-yl]pyrido[1,2-a]pyrimidin-3-yl]prop-2-enoate
    —— 3-[8-[(4-Tert-butyl-1,3-thiazol-2-yl)carbamoyl]-2-[3-(dimethylcarbamoylamino)piperidin-1-yl]-4-oxopyrido[1,2-a]pyrimidin-3-yl]prop-2-enoic acid —— C27H33N7O5S
    3-[8-[(4-Tert-butyl-1,3-thiazol-2-yl)carbamoyl]-2-[3-(dimethylcarbamoylamino)piperidin-1-yl]-4-oxopyrido[1,2-a]pyrimidin-3-yl]prop-2-enoic acid
    —— Pyrimidin-5-ylmethyl 2-oxo-3-[2-(4-propan-2-ylphenyl)ethyl]-1,4-dihydropyrido[2,3-d]pyrimidine-6-carboxylate —— C24H25N5O3
    Pyrimidin-5-ylmethyl 2-oxo-3-[2-(4-propan-2-ylphenyl)ethyl]-1,4-dihydropyrido[2,3-d]pyrimidine-6-carboxylate
    —— 2-N-[4-(2,3-dimethyl-4,5-dihydroazepin-1-yl)phenyl]-6-methyl-4-N-(oxolan-2-ylmethyl)-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-2,4-diamine —— C27H36N6O
    2-N-[4-(2,3-dimethyl-4,5-dihydroazepin-1-yl)phenyl]-6-methyl-4-N-(oxolan-2-ylmethyl)-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-2,4-diamine
    —— N-methoxy-5,6-dihydropyrido[2,3-d]pyrimidine-6-carboxamide —— C9H10N4O2
    N-methoxy-5,6-dihydropyrido[2,3-d]pyrimidine-6-carboxamide
    —— N-[[5-(1H-imidazol-2-yl)-2,5-dihydro-1,2-oxazol-3-yl]methyl]-7-oxo-8H-pyrido[2,3-d]pyrimidine-4-carboxamide —— C15H13N7O3
    N-[[5-(1H-imidazol-2-yl)-2,5-dihydro-1,2-oxazol-3-yl]methyl]-7-oxo-8H-pyrido[2,3-d]pyrimidine-4-carboxamide
    —— 6-(3H-benzimidazol-5-yl)-2-methoxy-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-amine —— C15H16N6O
    6-(3H-benzimidazol-5-yl)-2-methoxy-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-amine
    —— (2E)-2-(1,3-benzothiazol-2-yl)-3-[4-oxo-2-(piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enenitrile —— C23H19N5OS
    (2E)-2-(1,3-benzothiazol-2-yl)-3-[4-oxo-2-(piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enenitrile
    —— 3-Methyl-5,8-dihydropyrido[1,2-c]pyrimidin-1-one —— C9H10N2O
    3-Methyl-5,8-dihydropyrido[1,2-c]pyrimidin-1-one
    —— 3-[(Z)-(4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(propylamino)-4H-pyrido[1,2-a]pyrimidin-4-one —— C15H14N4O2S2
    3-[(Z)-(4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(propylamino)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(2-hydroxyethyl)amino]-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C22H20N4O3S2
    2-[(2-hydroxyethyl)amino]-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (5Z)-5-[(2-{[3-(1H-Imidazol-1-YL)propyl]amino}-9-methyl-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL)methylidene]-3-(3-methoxypropyl)-2-sulfanylidene-1,3-thiazolidin-4-one —— C23H26N6O3S2
    (5Z)-5-[(2-{[3-(1H-Imidazol-1-YL)propyl]amino}-9-methyl-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL)methylidene]-3-(3-methoxypropyl)-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 3-[(Z)-(3-sec-butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-hydroxyethyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C19H22N4O3S2
    3-[(Z)-(3-sec-butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-hydroxyethyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(5Z)-5-[(7-methyl-2-morpholin-4-yl-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]propanoate —— C20H20N4O5S2
    3-[(5Z)-5-[(7-methyl-2-morpholin-4-yl-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]propanoate
    —— 2-[(2-methoxyethyl)amino]-9-methyl-3-{(Z)-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C21H24N4O4S2
    2-[(2-methoxyethyl)amino]-9-methyl-3-{(Z)-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(Z)-(3-Allyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-{[3-(4-morpholinyl)propyl]amino}-4H-pyrido[1,2-A]pyrimidin-4-one —— C22H25N5O3S2
    3-[(Z)-(3-Allyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-{[3-(4-morpholinyl)propyl]amino}-4H-pyrido[1,2-A]pyrimidin-4-one
    —— (5Z)-5-[(2-{[(Furan-2-YL)methyl]amino}-7-methyl-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL)methylidene]-3-(3-methoxypropyl)-2-sulfanylidene-1,3-thiazolidin-4-one —— C22H22N4O4S2
    (5Z)-5-[(2-{[(Furan-2-YL)methyl]amino}-7-methyl-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL)methylidene]-3-(3-methoxypropyl)-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 2-[(4-methoxybenzyl)amino]-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H24N4O4S2
    2-[(4-methoxybenzyl)amino]-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(2-hydroxyethyl)amino]-3-{(Z)-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C18H20N4O4S2
    2-[(2-hydroxyethyl)amino]-3-{(Z)-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (Z)-5-((2-(isopropylamino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-((tetrahydrofuran-2-yl)methyl)-2-thioxothiazolidin-4-one —— C20H22N4O3S2
    (Z)-5-((2-(isopropylamino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-((tetrahydrofuran-2-yl)methyl)-2-thioxothiazolidin-4-one
    —— 2-(benzylamino)-3-{(Z)-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H22N4O3S2
    2-(benzylamino)-3-{(Z)-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(5Z)-5-{[9-methyl-4-oxo-2-(prop-2-en-1-ylamino)-4H-pyrido[1,2-a]pyrimidin-3-yl]methylidene}-4-oxo-2-thioxo-1,3-thiazolidin-3-yl]propanoic acid —— C19H18N4O4S2
    3-[(5Z)-5-{[9-methyl-4-oxo-2-(prop-2-en-1-ylamino)-4H-pyrido[1,2-a]pyrimidin-3-yl]methylidene}-4-oxo-2-thioxo-1,3-thiazolidin-3-yl]propanoic acid
    —— 3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(3-methoxypropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C18H20N4O3S2
    3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(3-methoxypropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (Z)-3-methyl-5-((4-oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-2-thioxothiazolidin-4-one —— C18H18N4O3S2
    (Z)-3-methyl-5-((4-oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-2-thioxothiazolidin-4-one
    —— 3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-2-[(tetrahydrofuran-2-ylmethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C21H24N4O4S2
    3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-2-[(tetrahydrofuran-2-ylmethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-(4-morpholinyl)-3-{[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C21H22N4O4S2
    2-(4-morpholinyl)-3-{[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 9-methyl-3-[(Z)-(4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(propylamino)-4H-pyrido[1,2-a]pyrimidin-4-one —— C16H16N4O2S2
    9-methyl-3-[(Z)-(4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(propylamino)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(2-hydroxyethyl)amino]-9-methyl-3-{(Z)-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C20H22N4O4S2
    2-[(2-hydroxyethyl)amino]-9-methyl-3-{(Z)-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-(5-((2-((Furan-2-ylmethyl)amino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)propanoic acid —— C21H18N4O5S2
    3-(5-((2-((Furan-2-ylmethyl)amino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)propanoic acid
    —— (Z)-5-((2-((2-hydroxyethyl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-isopropyl-2-thioxothiazolidin-4-one 442867-67-6 C18H20N4O3S2
    (Z)-5-((2-((2-hydroxyethyl)amino)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-isopropyl-2-thioxothiazolidin-4-one
    —— 6-[(5Z)-5-[(2-morpholin-4-yl-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]hexanoate —— C22H24N4O5S2
    6-[(5Z)-5-[(2-morpholin-4-yl-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]hexanoate
    —— 3-[(Z)-(3-Ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(tetrahydro-2-furanylmethyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one —— C19H20N4O3S2
    3-[(Z)-(3-Ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(tetrahydro-2-furanylmethyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one
    —— 2-[(2-hydroxyethyl)amino]-3-[(Z)-(4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C14H12N4O3S2
    2-[(2-hydroxyethyl)amino]-3-[(Z)-(4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-{[3-(1H-imidazol-1-yl)propyl]amino}-3-[(Z)-(3-methyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C19H18N6O2S2
    2-{[3-(1H-imidazol-1-yl)propyl]amino}-3-[(Z)-(3-methyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-hydroxyethyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C17H18N4O3S2
    3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-hydroxyethyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(Z)-(3-Sec-butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-hydroxyethyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one —— C18H20N4O3S2
    3-[(Z)-(3-Sec-butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-hydroxyethyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one
    —— 4-[(5Z)-5-[(7-methyl-2-morpholin-4-yl-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]butanoate —— C21H22N4O5S2
    4-[(5Z)-5-[(7-methyl-2-morpholin-4-yl-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]butanoate
    —— 2-(isopropylamino)-3-[(Z)-(3-methyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C16H16N4O2S2
    2-(isopropylamino)-3-[(Z)-(3-methyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(furan-2-ylmethyl)amino]-9-methyl-3-{(Z)-[4-oxo-3-(tetrahydrofuran-2-ylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H22N4O4S2
    2-[(furan-2-ylmethyl)amino]-9-methyl-3-{(Z)-[4-oxo-3-(tetrahydrofuran-2-ylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(3-Methoxypropyl)amino]-3-{(Z)-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-A]pyrimidin-4-one —— C21H24N4O4S2
    2-[(3-Methoxypropyl)amino]-3-{(Z)-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-A]pyrimidin-4-one
    —— 2-[(3-hydroxypropyl)amino]-3-[(Z)-(4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C15H14N4O3S2
    2-[(3-hydroxypropyl)amino]-3-[(Z)-(4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(2-Furylmethyl)amino]-3-{(Z)-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-A]pyrimidin-4-one 442552-33-2 C22H20N4O4S2
    2-[(2-Furylmethyl)amino]-3-{(Z)-[4-oxo-3-(tetrahydro-2-furanylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-A]pyrimidin-4-one
    —— 4-(5-((2-((Furan-2-ylmethyl)amino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid —— C22H20N4O5S2
    4-(5-((2-((Furan-2-ylmethyl)amino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid
    —— 2-[(3-hydroxypropyl)amino]-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H22N4O3S2
    2-[(3-hydroxypropyl)amino]-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 4-((5Z)-5-{[2-(Allylamino)-9-methyl-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL]methylene}-4-oxo-2-thioxo-1,3-thiazolidin-3-YL)butanoic acid —— C20H20N4O4S2
    4-((5Z)-5-{[2-(Allylamino)-9-methyl-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL]methylene}-4-oxo-2-thioxo-1,3-thiazolidin-3-YL)butanoic acid
    —— (Z)-5-((2-((2-methoxyethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-((tetrahydrofuran-2-yl)methyl)-2-thioxothiazolidin-4-one —— C20H22N4O4S2
    (Z)-5-((2-((2-methoxyethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-((tetrahydrofuran-2-yl)methyl)-2-thioxothiazolidin-4-one
    —— 2-(allylamino)-3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C17H16N4O2S2
    2-(allylamino)-3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(5Z)-5-{[2-(2,6-dimethylmorpholin-4-yl)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]methylidene}-4-oxo-2-thioxo-1,3-thiazolidin-3-yl]propanoic acid —— C22H24N4O5S2
    3-[(5Z)-5-{[2-(2,6-dimethylmorpholin-4-yl)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]methylidene}-4-oxo-2-thioxo-1,3-thiazolidin-3-yl]propanoic acid
    —— 8-(3-methoxypropyl)-4-methyl-2-methylsulfonyl-5,8a-dihydro-4aH-pyrido[2,3-d]pyrimidine —— C13H21N3O3S
    8-(3-methoxypropyl)-4-methyl-2-methylsulfonyl-5,8a-dihydro-4aH-pyrido[2,3-d]pyrimidine
    —— 4-[1-[6-[(4-methoxyphenyl)methylcarbamoyl]-2,4-dioxo-1H-pyrido[3,4-d]pyrimidin-3-yl]ethyl]-3-methylbenzoic acid —— C26H24N4O6
    4-[1-[6-[(4-methoxyphenyl)methylcarbamoyl]-2,4-dioxo-1H-pyrido[3,4-d]pyrimidin-3-yl]ethyl]-3-methylbenzoic acid