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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
    —— Ethyl 11-methyl-2-oxo-7-propyl-6-(pyridine-3-carbonylimino)-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate —— C24H23N5O4
    Ethyl 11-methyl-2-oxo-7-propyl-6-(pyridine-3-carbonylimino)-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate
    —— 6-amino-7-benzyl-N-butyl-11-methyl-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C24H26N5O2+
    6-amino-7-benzyl-N-butyl-11-methyl-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— ethyl (2Z)-1-butyl-2-{[(2,4-dichlorophenyl)carbonyl]imino}-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C26H24Cl2N4O4
    ethyl (2Z)-1-butyl-2-{[(2,4-dichlorophenyl)carbonyl]imino}-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— 6-amino-N-[(4-fluorophenyl)methyl]-11-methyl-2-oxo-7-[[(2R)-oxolan-2-yl]methyl]-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C25H25FN5O3+
    6-amino-N-[(4-fluorophenyl)methyl]-11-methyl-2-oxo-7-[[(2R)-oxolan-2-yl]methyl]-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— 6-amino-N-[(4-fluorophenyl)methyl]-11-methyl-7-(3-morpholin-4-ylpropyl)-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C27H30FN6O3+
    6-amino-N-[(4-fluorophenyl)methyl]-11-methyl-7-(3-morpholin-4-ylpropyl)-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— 6-Amino-5-(4-bromophenyl)sulfonyl-7-ethyl-11-methyl-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaen-2-one —— C20H18BrN4O3S+
    6-Amino-5-(4-bromophenyl)sulfonyl-7-ethyl-11-methyl-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaen-2-one
    —— 6-amino-7-methyl-5-(4-methylpiperazine-1-carbonyl)-9-aza-1,7-diazoniatricyclo[8.4.0.03,8]tetradeca-1(14),3,5,8,10,12-hexaen-2-one —— C18H22N6O2+2
    6-amino-7-methyl-5-(4-methylpiperazine-1-carbonyl)-9-aza-1,7-diazoniatricyclo[8.4.0.03,8]tetradeca-1(14),3,5,8,10,12-hexaen-2-one
    —— 6-amino-N-cyclohexyl-7-[(4-fluorophenyl)methyl]-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C25H25FN5O2+
    6-amino-N-cyclohexyl-7-[(4-fluorophenyl)methyl]-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— 3-[(9,10-Dimethoxy-4-oxo-6,7-dihydropyrimido[6,1-a]isoquinolin-2-yl)amino]propyl-diethylazanium —— C21H31N4O3+
    3-[(9,10-Dimethoxy-4-oxo-6,7-dihydropyrimido[6,1-a]isoquinolin-2-yl)amino]propyl-diethylazanium
    —— 6-amino-7-[(4-fluorophenyl)methyl]-11-methyl-2-oxo-N-[[(2S)-oxolan-2-yl]methyl]-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C25H25FN5O3+
    6-amino-7-[(4-fluorophenyl)methyl]-11-methyl-2-oxo-N-[[(2S)-oxolan-2-yl]methyl]-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— Ethyl 7-(3-ethoxypropyl)-6-(4-fluorobenzoyl)imino-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate —— C26H25FN4O5
    Ethyl 7-(3-ethoxypropyl)-6-(4-fluorobenzoyl)imino-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate
    —— 9,10-dimethoxy-2-(prop-2-en-1-ylamino)-6,7-dihydro-4H-pyrimido[6,1-a]isoquinolin-4-one —— C17H19N3O3
    9,10-dimethoxy-2-(prop-2-en-1-ylamino)-6,7-dihydro-4H-pyrimido[6,1-a]isoquinolin-4-one
    —— Ethyl 6-(4-fluorobenzoyl)imino-2-oxo-7-pentyl-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate —— C26H25FN4O4
    Ethyl 6-(4-fluorobenzoyl)imino-2-oxo-7-pentyl-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate
    —— (5E)-5-[[2-(3,4-dihydro-1H-isoquinolin-2-yl)-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-heptyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C28H30N4O2S2
    (5E)-5-[[2-(3,4-dihydro-1H-isoquinolin-2-yl)-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-heptyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 6-amino-7-(furan-2-ylmethyl)-N-[(4-methoxyphenyl)methyl]-11-methyl-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C26H24N5O4+
    6-amino-7-(furan-2-ylmethyl)-N-[(4-methoxyphenyl)methyl]-11-methyl-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— 6-amino-N-(3-methoxypropyl)-13-methyl-2-oxo-7-(3-propan-2-yloxypropyl)-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C23H32N5O4+
    6-amino-N-(3-methoxypropyl)-13-methyl-2-oxo-7-(3-propan-2-yloxypropyl)-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— ethyl (2Z)-10-methyl-5-oxo-1-(propan-2-yl)-2-[(pyridin-4-ylcarbonyl)imino]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C24H23N5O4
    ethyl (2Z)-10-methyl-5-oxo-1-(propan-2-yl)-2-[(pyridin-4-ylcarbonyl)imino]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— 2-[[(2S)-2-[(3-methoxyphenyl)methyl]pyrrolidin-1-yl]methyl]pyrido[1,2-a]pyrimidin-4-one —— C21H23N3O2
    2-[[(2S)-2-[(3-methoxyphenyl)methyl]pyrrolidin-1-yl]methyl]pyrido[1,2-a]pyrimidin-4-one
    —— 2-(dipropylamino)-3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C21H26N4O2S2
    2-(dipropylamino)-3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— N-{(2Z)-3-cyano-5-oxo-1-[3-(propan-2-yloxy)propyl]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidin-2-ylidene}-3-methylbenzamide —— C26H25N5O3
    N-{(2Z)-3-cyano-5-oxo-1-[3-(propan-2-yloxy)propyl]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidin-2-ylidene}-3-methylbenzamide
    —— 7-chloro-2-[[[(2R)-1-methoxypropan-2-yl]-methylamino]methyl]pyrido[1,2-a]pyrimidin-4-one —— C14H18ClN3O2
    7-chloro-2-[[[(2R)-1-methoxypropan-2-yl]-methylamino]methyl]pyrido[1,2-a]pyrimidin-4-one
    —— ethyl (2Z)-2-{[(2,6-difluorophenyl)carbonyl]imino}-1-(3-ethoxypropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C26H24F2N4O5
    ethyl (2Z)-2-{[(2,6-difluorophenyl)carbonyl]imino}-1-(3-ethoxypropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— ethyl (2Z)-2-{[(2-chlorophenyl)carbonyl]imino}-1-(3-ethoxypropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C26H25ClN4O5
    ethyl (2Z)-2-{[(2-chlorophenyl)carbonyl]imino}-1-(3-ethoxypropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— 7-methyl-2-[[(2R)-2-thiophen-3-ylpyrrolidin-1-yl]methyl]pyrido[1,2-a]pyrimidin-4-one —— C18H19N3OS
    7-methyl-2-[[(2R)-2-thiophen-3-ylpyrrolidin-1-yl]methyl]pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(Z)-[3-(1,3-benzodioxol-5-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(dipropylamino)-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C27H28N4O4S2
    3-{(Z)-[3-(1,3-benzodioxol-5-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(dipropylamino)-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 7-methyl-2-[[(2S)-2-thiophen-3-ylpyrrolidin-1-yl]methyl]pyrido[1,2-a]pyrimidin-4-one —— C18H19N3OS
    7-methyl-2-[[(2S)-2-thiophen-3-ylpyrrolidin-1-yl]methyl]pyrido[1,2-a]pyrimidin-4-one
    —— ethyl (2Z)-10-methyl-5-oxo-1-pentyl-2-[(phenylcarbonyl)imino]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C27H28N4O4
    ethyl (2Z)-10-methyl-5-oxo-1-pentyl-2-[(phenylcarbonyl)imino]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— 9-methyl-2-[[(2R)-2-(3-methyl-1,2-oxazol-5-yl)pyrrolidin-1-yl]methyl]pyrido[1,2-a]pyrimidin-4-one —— C18H20N4O2
    9-methyl-2-[[(2R)-2-(3-methyl-1,2-oxazol-5-yl)pyrrolidin-1-yl]methyl]pyrido[1,2-a]pyrimidin-4-one
    —— 7-chloro-2-[[[(2S)-1-methoxypropan-2-yl]-methylamino]methyl]pyrido[1,2-a]pyrimidin-4-one —— C14H18ClN3O2
    7-chloro-2-[[[(2S)-1-methoxypropan-2-yl]-methylamino]methyl]pyrido[1,2-a]pyrimidin-4-one
    —— ethyl (2Z)-2-{[(3,5-dimethylphenyl)carbonyl]imino}-1-(3-ethoxypropyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C29H32N4O5
    ethyl (2Z)-2-{[(3,5-dimethylphenyl)carbonyl]imino}-1-(3-ethoxypropyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— 2-(3,4-dihydroisoquinolin-2(1H)-yl)-3-[(Z)-(4-oxo-3-pentyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H26N4O2S2
    2-(3,4-dihydroisoquinolin-2(1H)-yl)-3-[(Z)-(4-oxo-3-pentyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 6-amino-N-(2-methoxyethyl)-13-methyl-2-oxo-7-(3-propan-2-yloxypropyl)-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C22H30N5O4+
    6-amino-N-(2-methoxyethyl)-13-methyl-2-oxo-7-(3-propan-2-yloxypropyl)-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— ethyl (2Z)-2-{[(4-chlorophenyl)carbonyl]imino}-5-oxo-1-[3-(propan-2-yloxy)propyl]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C27H27ClN4O5
    ethyl (2Z)-2-{[(4-chlorophenyl)carbonyl]imino}-5-oxo-1-[3-(propan-2-yloxy)propyl]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— Ethyl 6-(furan-2-carbonylimino)-2-oxo-7-(3-propan-2-yloxypropyl)-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate —— C25H26N4O6
    Ethyl 6-(furan-2-carbonylimino)-2-oxo-7-(3-propan-2-yloxypropyl)-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate
    —— Ethyl 6-(3,5-dimethylbenzoyl)imino-11-methyl-7-(2-methylpropyl)-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate —— C28H30N4O4
    Ethyl 6-(3,5-dimethylbenzoyl)imino-11-methyl-7-(2-methylpropyl)-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate
    —— 3-[(5Z)-5-[[2-(dipropylamino)-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl]methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]propanoate —— C21H24N4O4S2
    3-[(5Z)-5-[[2-(dipropylamino)-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl]methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]propanoate
    —— 6-amino-5-(4-fluorophenyl)sulfonyl-11-methyl-7-[[(2R)-oxolan-2-yl]methyl]-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaen-2-one —— C23H22FN4O4S+
    6-amino-5-(4-fluorophenyl)sulfonyl-11-methyl-7-[[(2R)-oxolan-2-yl]methyl]-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaen-2-one
    —— 6-Amino-11-methyl-2-oxo-7-(3-propan-2-yloxypropyl)-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3(8),4,6,9,11,13-hexaene-5-carbonitrile —— C19H22N5O2+
    6-Amino-11-methyl-2-oxo-7-(3-propan-2-yloxypropyl)-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3(8),4,6,9,11,13-hexaene-5-carbonitrile
    —— 6-amino-N-[2-(3,4-dimethoxyphenyl)ethyl]-11-methyl-2-oxo-7-prop-2-enyl-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C26H28N5O4+
    6-amino-N-[2-(3,4-dimethoxyphenyl)ethyl]-11-methyl-2-oxo-7-prop-2-enyl-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— ethyl (2Z)-2-{[(4-methoxyphenyl)carbonyl]imino}-10-methyl-5-oxo-1-pentyl-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C28H30N4O5
    ethyl (2Z)-2-{[(4-methoxyphenyl)carbonyl]imino}-10-methyl-5-oxo-1-pentyl-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— Ethyl 6-(3-fluorobenzoyl)imino-11-methyl-7-(2-methylpropyl)-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate —— C26H25FN4O4
    Ethyl 6-(3-fluorobenzoyl)imino-11-methyl-7-(2-methylpropyl)-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate
    —— ethyl (2Z)-1-(3-ethoxypropyl)-2-{[(3-fluorophenyl)carbonyl]imino}-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C27H27FN4O5
    ethyl (2Z)-1-(3-ethoxypropyl)-2-{[(3-fluorophenyl)carbonyl]imino}-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— N-[(2S)-1-(furan-2-yl)propan-2-yl]-2-methyl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-6-carboxamide —— C16H20N4O2
    N-[(2S)-1-(furan-2-yl)propan-2-yl]-2-methyl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-6-carboxamide
    —— 6-amino-N-butyl-11-methyl-7-(2-methylpropyl)-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C21H28N5O2+
    6-amino-N-butyl-11-methyl-7-(2-methylpropyl)-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— 3-(3-chlorophenyl)-2-[(2-phenylethyl)sulfanyl]-6,7,8,9-tetrahydropyrimido[4,5-b]quinolin-4(3H)-one —— C25H22ClN3OS
    3-(3-chlorophenyl)-2-[(2-phenylethyl)sulfanyl]-6,7,8,9-tetrahydropyrimido[4,5-b]quinolin-4(3H)-one
    —— 6-amino-N-[(2-chlorophenyl)methyl]-7-(2-methoxyethyl)-11-methyl-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C23H23ClN5O3+
    6-amino-N-[(2-chlorophenyl)methyl]-7-(2-methoxyethyl)-11-methyl-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— N-[(2R)-1-(furan-2-yl)propan-2-yl]-2-methyl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-6-carboxamide —— C16H20N4O2
    N-[(2R)-1-(furan-2-yl)propan-2-yl]-2-methyl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-6-carboxamide
    —— Ethyl 7-(2-methoxyethyl)-11-methyl-6-(4-methylbenzoyl)imino-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate —— C26H26N4O5
    Ethyl 7-(2-methoxyethyl)-11-methyl-6-(4-methylbenzoyl)imino-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate
    —— 6-amino-7-benzyl-N-tert-butyl-11-methyl-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C24H26N5O2+
    6-amino-7-benzyl-N-tert-butyl-11-methyl-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— N-[(2S)-2-(dimethylamino)-2-thiophen-3-ylethyl]-2-methyl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-6-carboxamide —— C17H23N5OS
    N-[(2S)-2-(dimethylamino)-2-thiophen-3-ylethyl]-2-methyl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-6-carboxamide