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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
    —— N-butyl-7-(2-hydroxyethyl)-6-imino-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide —— C18H21N5O3
    N-butyl-7-(2-hydroxyethyl)-6-imino-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide
    —— N-[5-Cyano-11-methyl-2-oxo-7-(oxolan-2-ylmethyl)-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaen-6-ylidene]benzamide —— C25H21N5O3
    N-[5-Cyano-11-methyl-2-oxo-7-(oxolan-2-ylmethyl)-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaen-6-ylidene]benzamide
    —— N-(4-chlorophenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide —— C20H20ClN5O4
    N-(4-chlorophenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide
    —— 2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]-N-(3-methoxyphenyl)acetamide —— C21H23N5O5
    2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]-N-(3-methoxyphenyl)acetamide
    —— N-tert-butyl-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide —— C18H25N5O4
    N-tert-butyl-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide
    —— 2-(3,4-difluorobenzyl)-4-(5-methyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione —— C18H16F2N4O3
    2-(3,4-difluorobenzyl)-4-(5-methyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione
    —— 1-hexyl-2-imino-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide —— C18H21N5O2
    1-hexyl-2-imino-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide
    —— 3-Butan-2-yl-5-[[2-(2,6-dimethylmorpholin-4-yl)-9-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one —— C23H28N4O3S2
    3-Butan-2-yl-5-[[2-(2,6-dimethylmorpholin-4-yl)-9-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one
    —— N-(4-Ethoxyphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-YL)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidin-2-YL]acetamide —— C22H25N5O5
    N-(4-Ethoxyphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-YL)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidin-2-YL]acetamide
    —— 5-[[2-(3-Imidazol-1-ylpropylamino)-9-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-[(4-methoxyphenyl)methyl]-2-sulfanylidene-1,3-thiazolidin-4-one —— C27H26N6O3S2
    5-[[2-(3-Imidazol-1-ylpropylamino)-9-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-[(4-methoxyphenyl)methyl]-2-sulfanylidene-1,3-thiazolidin-4-one
    —— Methyl 3-{[4-(5-ethyl-1,2,4-oxadiazol-3-YL)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidin-2-YL]methyl}benzoate —— C21H22N4O5
    Methyl 3-{[4-(5-ethyl-1,2,4-oxadiazol-3-YL)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidin-2-YL]methyl}benzoate
    —— 5-[[2-[2-(2-Hydroxyethoxy)ethylamino]-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-[(4-methoxyphenyl)methyl]-2-sulfanylidene-1,3-thiazolidin-4-one —— C25H26N4O5S2
    5-[[2-[2-(2-Hydroxyethoxy)ethylamino]-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-[(4-methoxyphenyl)methyl]-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]-N-(4-methylbenzyl)acetamide —— C22H25N5O4
    2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]-N-(4-methylbenzyl)acetamide
    —— 4-(5-ethyl-1,2,4-oxadiazol-3-yl)-2-(4-methylbenzyl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione —— C20H22N4O3
    4-(5-ethyl-1,2,4-oxadiazol-3-yl)-2-(4-methylbenzyl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione
    —— 2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]-N-(3-fluoro-4-methylphenyl)acetamide —— C21H22FN5O4
    2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]-N-(3-fluoro-4-methylphenyl)acetamide
    —— "N-(3,5-dimethylphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide" —— C22H25N5O4
    "N-(3,5-dimethylphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide"
    —— 2-(3,4-difluorobenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione —— C19H18F2N4O3
    2-(3,4-difluorobenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione
    —— 4-(5-Ethyl-1,2,4-oxadiazol-3-YL)-2-{[2-(trifluoromethyl)phenyl]methyl}-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidine-1,3-dione —— C20H19F3N4O3
    4-(5-Ethyl-1,2,4-oxadiazol-3-YL)-2-{[2-(trifluoromethyl)phenyl]methyl}-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidine-1,3-dione
    —— N-(3-chlorophenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide —— C20H20ClN5O4
    N-(3-chlorophenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide
    —— N-benzyl-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide —— C21H23N5O4
    N-benzyl-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide
    —— N-(3-chloro-4-fluorophenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide —— C20H19ClFN5O4
    N-(3-chloro-4-fluorophenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide
    —— 2-(3,5-difluorobenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione —— C19H18F2N4O3
    2-(3,5-difluorobenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione
    —— 2-(3-chlorobenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione —— C19H19ClN4O3
    2-(3-chlorobenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione
    —— 2-[4-(5-Ethyl-1,2,4-oxadiazol-3-YL)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidin-2-YL]-N-(2-fluorophenyl)acetamide —— C20H20FN5O4
    2-[4-(5-Ethyl-1,2,4-oxadiazol-3-YL)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidin-2-YL]-N-(2-fluorophenyl)acetamide
    —— N-(2,3-Dimethylphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-YL)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidin-2-YL]acetamide —— C22H25N5O4
    N-(2,3-Dimethylphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-YL)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidin-2-YL]acetamide
    —— "2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]-N-phenethylacetamide" —— C22H25N5O4
    "2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]-N-phenethylacetamide"
    —— 2-(4-methylbenzyl)-4-(5-methyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione —— C19H20N4O3
    2-(4-methylbenzyl)-4-(5-methyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione
    —— 2-(2,4-difluorobenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione —— C19H18F2N4O3
    2-(2,4-difluorobenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione
    —— 2-[(3,4-Dimethoxyphenyl)methyl]-6-(2-phenylbutanoyl)-3,5,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-one —— C26H29N3O4
    2-[(3,4-Dimethoxyphenyl)methyl]-6-(2-phenylbutanoyl)-3,5,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-one
    —— 4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-2-methyl-5,6,7,8-tetrahydropyrido[1,2-c]pyrimidine-1,3-dione —— C13H16N4O3
    4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-2-methyl-5,6,7,8-tetrahydropyrido[1,2-c]pyrimidine-1,3-dione
    —— 2-(2-chloro-6-fluorobenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione —— C19H18ClFN4O3
    2-(2-chloro-6-fluorobenzyl)-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidine-1,3(2H)-dione
    —— 2-[(4-Chlorophenyl)methyl]-4-(5-ethyl-1,2,4-oxadiazol-3-YL)-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidine-1,3-dione —— C19H19ClN4O3
    2-[(4-Chlorophenyl)methyl]-4-(5-ethyl-1,2,4-oxadiazol-3-YL)-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidine-1,3-dione
    —— 2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]-N-(2-ethylphenyl)acetamide —— C22H25N5O4
    2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]-N-(2-ethylphenyl)acetamide
    —— N-(2-ethyl-6-methylphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide —— C23H27N5O4
    N-(2-ethyl-6-methylphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-5,6,7,8-tetrahydro-1H-pyrido[1,2-c]pyrimidin-2(3H)-yl]acetamide
    —— N-(3,4-Dimethylphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-YL)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidin-2-YL]acetamide —— C22H25N5O4
    N-(3,4-Dimethylphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-YL)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-C]pyrimidin-2-YL]acetamide
    —— 3-(2-Methylpropyl)-5-[[4-oxo-2-(propylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one —— C19H22N4O2S2
    3-(2-Methylpropyl)-5-[[4-oxo-2-(propylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 2-({4-Oxo-4H-pyrido[1,2-A]pyrimidin-2-YL}methyl)-1H,2H,7H,8H,9H,10H-pyrazino[1,2-B]indazol-1-one —— C19H17N5O2
    2-({4-Oxo-4H-pyrido[1,2-A]pyrimidin-2-YL}methyl)-1H,2H,7H,8H,9H,10H-pyrazino[1,2-B]indazol-1-one
    —— N-heptyl-6-imino-11-methyl-7-(2-morpholin-4-ylethyl)-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide —— C26H36N6O3
    N-heptyl-6-imino-11-methyl-7-(2-morpholin-4-ylethyl)-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide
    —— N-(1,3-benzodioxol-5-ylmethyl)-2-[3-oxo-5-[(4-oxopyrido[1,2-a]pyrimidin-2-yl)methylsulfanyl]-2H-imidazo[1,2-c]quinazolin-2-yl]acetamide —— C29H22N6O5S
    N-(1,3-benzodioxol-5-ylmethyl)-2-[3-oxo-5-[(4-oxopyrido[1,2-a]pyrimidin-2-yl)methylsulfanyl]-2H-imidazo[1,2-c]quinazolin-2-yl]acetamide
    —— Methyl 1,3,7-trimethyl-2,4-dioxo-5-[2-(trifluoromethyl)phenyl]-1,2,3,4,5,8-hexahydropyrido[2,3-d]pyrimidine-6-carboxylate —— C19H18F3N3O4
    Methyl 1,3,7-trimethyl-2,4-dioxo-5-[2-(trifluoromethyl)phenyl]-1,2,3,4,5,8-hexahydropyrido[2,3-d]pyrimidine-6-carboxylate
    —— 2-Chloro-3-[[(4,6-dimethylpyrimidin-2-yl)hydrazinylidene]methyl]-7-methylpyrido[1,2-a]pyrimidin-4-one —— C16H15ClN6O
    2-Chloro-3-[[(4,6-dimethylpyrimidin-2-yl)hydrazinylidene]methyl]-7-methylpyrido[1,2-a]pyrimidin-4-one
    —— N-benzyl-7-cyclohexyl-6-imino-2-oxo-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide —— C25H25N5O2
    N-benzyl-7-cyclohexyl-6-imino-2-oxo-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide
    —— 2-cyano-N-(1,1-dioxothiolan-3-yl)-3-[9-methyl-2-(4-methylpiperidin-1-yl)-4-oxopyrido[1,2-a]pyrimidin-3-yl]prop-2-enamide —— C23H27N5O4S
    2-cyano-N-(1,1-dioxothiolan-3-yl)-3-[9-methyl-2-(4-methylpiperidin-1-yl)-4-oxopyrido[1,2-a]pyrimidin-3-yl]prop-2-enamide
    —— 3-Butyl-5-[[2-(3,5-dimethylpiperidin-1-yl)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one —— C24H30N4O2S2
    3-Butyl-5-[[2-(3,5-dimethylpiperidin-1-yl)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 1-[2-(3,4-dimethoxyphenyl)ethyl]-2-imino-5-oxo-N-(tetrahydrofuran-2-ylmethyl)-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide —— C27H29N5O5
    1-[2-(3,4-dimethoxyphenyl)ethyl]-2-imino-5-oxo-N-(tetrahydrofuran-2-ylmethyl)-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide
    —— ethyl 5-(4-ethoxyphenyl)-2-ethylsulfanyl-7-methyl-4-oxo-5,8-dihydro-3H-pyrido[2,3-d]pyrimidine-6-carboxylate —— C21H25N3O4S
    ethyl 5-(4-ethoxyphenyl)-2-ethylsulfanyl-7-methyl-4-oxo-5,8-dihydro-3H-pyrido[2,3-d]pyrimidine-6-carboxylate
    —— N-[(2-chlorophenyl)methyl](2-imino-1-octyl-5-oxo(1,6-dihydropyridino[1,2-a]pyr idino[2,3-d]pyrimidin-3-yl))carboxamide —— C27H30ClN5O2
    N-[(2-chlorophenyl)methyl](2-imino-1-octyl-5-oxo(1,6-dihydropyridino[1,2-a]pyr idino[2,3-d]pyrimidin-3-yl))carboxamide
    —— 5-[[2-(Dipropylamino)-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-(2-ethylhexyl)-2-sulfanylidene-1,3-thiazolidin-4-one —— C26H36N4O2S2
    5-[[2-(Dipropylamino)-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-(2-ethylhexyl)-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 6-(3,5-Dimethylpyrazole-1-carbonyl)-1-(4-fluorophenyl)-3-methylpyrido[2,3-d]pyrimidine-2,4-dione —— C20H16FN5O3
    6-(3,5-Dimethylpyrazole-1-carbonyl)-1-(4-fluorophenyl)-3-methylpyrido[2,3-d]pyrimidine-2,4-dione
    —— 2-[(2-ethylpiperidin-1-yl)carbonyl]-1,9-dimethylpyrido[1,2-a]pyrrolo[2,3-d]pyrimidin-4(1H)-one —— C20H24N4O2
    2-[(2-ethylpiperidin-1-yl)carbonyl]-1,9-dimethylpyrido[1,2-a]pyrrolo[2,3-d]pyrimidin-4(1H)-one