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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-benzyl-2-[(6-benzyl-4-oxo-5,6,7,8-tetrahydro-3H-pyrido[4,3-d]pyrimidin-6-ium-2-yl)sulfanyl]acetamide —— C23H25N4O2S+
    N-benzyl-2-[(6-benzyl-4-oxo-5,6,7,8-tetrahydro-3H-pyrido[4,3-d]pyrimidin-6-ium-2-yl)sulfanyl]acetamide
    —— (Z)-ethyl 1-isobutyl-2-((2-methyl-3-nitrobenzoyl)imino)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C26H25N5O6
    (Z)-ethyl 1-isobutyl-2-((2-methyl-3-nitrobenzoyl)imino)-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— (5R,5aR)-2-[(2-fluorophenyl)methylsulfanyl]-5-thiophen-2-yl-3,5,5a,7,8,10-hexahydropyrimido[4,5-b]quinoline-4,6-dione —— C22H18FN3O2S2
    (5R,5aR)-2-[(2-fluorophenyl)methylsulfanyl]-5-thiophen-2-yl-3,5,5a,7,8,10-hexahydropyrimido[4,5-b]quinoline-4,6-dione
    —— 2-methylpropyl (5S)-5-(3-methoxyphenyl)-1,3,7-trimethyl-2,4-dioxo-5,8-dihydropyrido[2,3-d]pyrimidine-6-carboxylate —— C22H27N3O5
    2-methylpropyl (5S)-5-(3-methoxyphenyl)-1,3,7-trimethyl-2,4-dioxo-5,8-dihydropyrido[2,3-d]pyrimidine-6-carboxylate
    —— N-(4-ethoxyphenyl)-2-[[6-[(4-fluorophenyl)methyl]-4-oxo-5,6,7,8-tetrahydro-3H-pyrido[4,3-d]pyrimidin-6-ium-2-yl]sulfanyl]acetamide —— C24H26FN4O3S+
    N-(4-ethoxyphenyl)-2-[[6-[(4-fluorophenyl)methyl]-4-oxo-5,6,7,8-tetrahydro-3H-pyrido[4,3-d]pyrimidin-6-ium-2-yl]sulfanyl]acetamide
    —— 6-amino-11-methyl-5-(morpholine-4-carbonyl)-7-(2-morpholin-4-ylethyl)-9-aza-1,7-diazoniatricyclo[8.4.0.03,8]tetradeca-1(14),3,5,7,10,12-hexaen-2-one —— C23H30N6O4+2
    6-amino-11-methyl-5-(morpholine-4-carbonyl)-7-(2-morpholin-4-ylethyl)-9-aza-1,7-diazoniatricyclo[8.4.0.03,8]tetradeca-1(14),3,5,7,10,12-hexaen-2-one
    —— 6-amino-N-benzyl-7-(2-morpholin-4-ylethyl)-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C25H27N6O3+
    6-amino-N-benzyl-7-(2-morpholin-4-ylethyl)-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— (6-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methyl (3S)-1-pyridin-2-ylpiperidine-3-carboxylate —— C21H22N4O3
    (6-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl)methyl (3S)-1-pyridin-2-ylpiperidine-3-carboxylate
    —— (5S,5aS)-2-butylsulfanyl-8,8-dimethyl-5-(5-methylfuran-2-yl)-5,5a,7,10-tetrahydro-3H-pyrimido[4,5-b]quinoline-4,6-dione —— C22H27N3O3S
    (5S,5aS)-2-butylsulfanyl-8,8-dimethyl-5-(5-methylfuran-2-yl)-5,5a,7,10-tetrahydro-3H-pyrimido[4,5-b]quinoline-4,6-dione
    —— 7-Methyl-2-[(5-phenylthieno[2,3-d]pyrimidin-4-yl)oxymethyl]pyrido[1,2-a]pyrimidin-4-one —— C22H16N4O2S
    7-Methyl-2-[(5-phenylthieno[2,3-d]pyrimidin-4-yl)oxymethyl]pyrido[1,2-a]pyrimidin-4-one
    —— 2-[[5-(2-Ethoxyanilino)-1,3,4-thiadiazol-2-yl]sulfanylmethyl]-7-methylpyrido[1,2-a]pyrimidin-4-one —— C20H19N5O2S2
    2-[[5-(2-Ethoxyanilino)-1,3,4-thiadiazol-2-yl]sulfanylmethyl]-7-methylpyrido[1,2-a]pyrimidin-4-one
    —— 2-[[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]sulfanylmethyl]-7-methylpyrido[1,2-a]pyrimidin-4-one —— C16H11ClF3N3OS
    2-[[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]sulfanylmethyl]-7-methylpyrido[1,2-a]pyrimidin-4-one
    —— [2-Oxo-2-(propylamino)ethyl] 2-oxo-6-thia-1,8-diazatricyclo[7.4.0.03,7]trideca-3(7),4,8,10,12-pentaene-5-carboxylate —— C16H15N3O4S
    [2-Oxo-2-(propylamino)ethyl] 2-oxo-6-thia-1,8-diazatricyclo[7.4.0.03,7]trideca-3(7),4,8,10,12-pentaene-5-carboxylate
    —— 6-amino-11-methyl-5-(4-methylpiperazine-1-carbonyl)-7-prop-2-enyl-9-aza-1,7-diazoniatricyclo[8.4.0.03,8]tetradeca-1(14),3,5,7,10,12-hexaen-2-one —— C21H26N6O2+2
    6-amino-11-methyl-5-(4-methylpiperazine-1-carbonyl)-7-prop-2-enyl-9-aza-1,7-diazoniatricyclo[8.4.0.03,8]tetradeca-1(14),3,5,7,10,12-hexaen-2-one
    —— Ethyl 2-[(3,4-dimethylbenzoyl)imino]-1-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate —— C24H22N4O4
    Ethyl 2-[(3,4-dimethylbenzoyl)imino]-1-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate
    —— Ethyl 1-(2-furylmethyl)-2-[(3-methoxybenzoyl)imino]-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate —— C27H22N4O6
    Ethyl 1-(2-furylmethyl)-2-[(3-methoxybenzoyl)imino]-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate
    —— Ethyl 2-[(3,5-dimethylbenzoyl)imino]-1-(3-methoxypropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate —— C27H28N4O5
    Ethyl 2-[(3,5-dimethylbenzoyl)imino]-1-(3-methoxypropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate
    —— Ethyl 1-butyl-2-[(4-fluorobenzoyl)imino]-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate —— C25H23FN4O4
    Ethyl 1-butyl-2-[(4-fluorobenzoyl)imino]-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate
    —— N-(4-fluorobenzyl)-9-methyl-4-oxo-4H-pyrido[1,2-a]thieno[2,3-d]pyrimidine-2-carboxamide —— C19H14FN3O2S
    N-(4-fluorobenzyl)-9-methyl-4-oxo-4H-pyrido[1,2-a]thieno[2,3-d]pyrimidine-2-carboxamide
    —— Ethyl 2-[(3,4-dimethylbenzoyl)imino]-1-(3-methoxypropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate —— C27H28N4O5
    Ethyl 2-[(3,4-dimethylbenzoyl)imino]-1-(3-methoxypropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxylate
    —— 6-amino-7-[(4-fluorophenyl)methyl]-11-methyl-N-(2-morpholin-4-ylethyl)-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C26H28FN6O3+
    6-amino-7-[(4-fluorophenyl)methyl]-11-methyl-N-(2-morpholin-4-ylethyl)-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-(3-ethoxypropyl)-10-methyl-2-{[(3-methylphenyl)carbonyl]imino}-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C28H30N4O5
    ethyl (2Z)-1-(3-ethoxypropyl)-10-methyl-2-{[(3-methylphenyl)carbonyl]imino}-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— 2-[2-(3,5-Dimethoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-8-methyl-10-oxo-1-propyl-1,10-dihydro-2H-1,9,10a-t riaza-anthracene-3-carboxylic acid ethyl ester —— C28H29N3O6
    2-[2-(3,5-Dimethoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-8-methyl-10-oxo-1-propyl-1,10-dihydro-2H-1,9,10a-t riaza-anthracene-3-carboxylic acid ethyl ester
    —— N-[(2E)-3-cyano-10-methyl-5-oxo-1-pentyl-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidin-2-ylidene]pyridine-4-carboxamide —— C24H22N6O2
    N-[(2E)-3-cyano-10-methyl-5-oxo-1-pentyl-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidin-2-ylidene]pyridine-4-carboxamide
    —— ethyl (2Z)-1-butyl-2-{[(3,5-dimethoxyphenyl)carbonyl]imino}-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C28H30N4O6
    ethyl (2Z)-1-butyl-2-{[(3,5-dimethoxyphenyl)carbonyl]imino}-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— ethyl (2Z)-2-{[(3-methylphenyl)carbonyl]imino}-5-oxo-1-[3-(propan-2-yloxy)propyl]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C28H30N4O5
    ethyl (2Z)-2-{[(3-methylphenyl)carbonyl]imino}-5-oxo-1-[3-(propan-2-yloxy)propyl]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— 3-[(5Z)-5-[[2-(3,4-dihydro-1H-isoquinolin-2-yl)-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl]methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]propanoate —— C24H20N4O4S2
    3-[(5Z)-5-[[2-(3,4-dihydro-1H-isoquinolin-2-yl)-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl]methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]propanoate
    —— N-[3-Cyano-1-(3-ethoxy-propyl)-8-methyl-10-oxo-1,10-dihydro-1,9,10a-triaza-anthracen-(2E)-ylidene]-3,4-dimethoxy-benzamide —— C27H27N5O5
    N-[3-Cyano-1-(3-ethoxy-propyl)-8-methyl-10-oxo-1,10-dihydro-1,9,10a-triaza-anthracen-(2E)-ylidene]-3,4-dimethoxy-benzamide
    —— ethyl (2Z)-2-[2-(2,4-dichlorophenyl)-2-oxoethylidene]-10-methyl-5-oxo-1-propyl-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C26H23Cl2N3O4
    ethyl (2Z)-2-[2-(2,4-dichlorophenyl)-2-oxoethylidene]-10-methyl-5-oxo-1-propyl-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— N-{(2E)-3-cyano-5-oxo-1-[3-(propan-2-yloxy)propyl]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidin-2-ylidene}-4-fluorobenzamide —— C25H22FN5O3
    N-{(2E)-3-cyano-5-oxo-1-[3-(propan-2-yloxy)propyl]-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidin-2-ylidene}-4-fluorobenzamide
    —— 2-(3,4-dihydroisoquinolin-2(1H)-yl)-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H22N4O3S2
    2-(3,4-dihydroisoquinolin-2(1H)-yl)-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 1-(3-{(Z)-[3-(furan-2-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxamide —— C24H23N5O4S2
    1-(3-{(Z)-[3-(furan-2-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxamide
    —— N-[5-Cyano-7-(3-methoxypropyl)-11-methyl-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaen-6-ylidene]-3,4-dimethoxybenzamide —— C26H25N5O5
    N-[5-Cyano-7-(3-methoxypropyl)-11-methyl-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaen-6-ylidene]-3,4-dimethoxybenzamide
    —— 6-amino-N-[(2-chlorophenyl)methyl]-11-methyl-2-oxo-7-propan-2-yl-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C23H23ClN5O2+
    6-amino-N-[(2-chlorophenyl)methyl]-11-methyl-2-oxo-7-propan-2-yl-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— N-[5-Cyano-7-(3-ethoxypropyl)-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaen-6-ylidene]-4-ethoxybenzamide —— C26H25N5O4
    N-[5-Cyano-7-(3-ethoxypropyl)-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaen-6-ylidene]-4-ethoxybenzamide
    —— 6-amino-N-(1,3-benzodioxol-5-ylmethyl)-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 —— C26H26N5O5+
    6-amino-N-(1,3-benzodioxol-5-ylmethyl)-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
    —— ethyl (2Z)-10-methyl-2-{[(2-methylphenyl)carbonyl]imino}-5-oxo-1-(propan-2-yl)-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C26H26N4O4
    ethyl (2Z)-10-methyl-2-{[(2-methylphenyl)carbonyl]imino}-5-oxo-1-(propan-2-yl)-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— 6-amino-N-[(4-fluorophenyl)methyl]-11-methyl-7-(2-morpholin-4-ylethyl)-2-oxo-9-aza-1,7-diazoniatricyclo[8.4.0.03,8]tetradeca-1(14),3,5,7,10,12-hexaene-5-carboxamide —— C26H29FN6O3+2
    6-amino-N-[(4-fluorophenyl)methyl]-11-methyl-7-(2-morpholin-4-ylethyl)-2-oxo-9-aza-1,7-diazoniatricyclo[8.4.0.03,8]tetradeca-1(14),3,5,7,10,12-hexaene-5-carboxamide
    —— ethyl (2Z)-1-(3-ethoxypropyl)-10-methyl-2-{[(4-methylphenyl)carbonyl]imino}-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C28H30N4O5
    ethyl (2Z)-1-(3-ethoxypropyl)-10-methyl-2-{[(4-methylphenyl)carbonyl]imino}-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— N-[(2E)-3-cyano-10-methyl-1-(2-methylpropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidin-2-ylidene]-3-methoxybenzamide —— C25H23N5O3
    N-[(2E)-3-cyano-10-methyl-1-(2-methylpropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidin-2-ylidene]-3-methoxybenzamide
    —— 6-amino-11-methyl-7-(2-morpholin-4-ylethyl)-2-oxo-N-propan-2-yl-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C22H29N6O3+
    6-amino-11-methyl-7-(2-morpholin-4-ylethyl)-2-oxo-N-propan-2-yl-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— 6-amino-N-(1,3-benzodioxol-5-ylmethyl)-11-methyl-2-oxo-7-propyl-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C24H24N5O4+
    6-amino-N-(1,3-benzodioxol-5-ylmethyl)-11-methyl-2-oxo-7-propyl-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— N-[(2Z)-3-cyano-1-(2-methoxyethyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidin-2-ylidene]benzamide —— C23H19N5O3
    N-[(2Z)-3-cyano-1-(2-methoxyethyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidin-2-ylidene]benzamide
    —— 6-amino-7-[(2-chlorophenyl)methyl]-N-(furan-2-ylmethyl)-11-methyl-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C25H21ClN5O3+
    6-amino-7-[(2-chlorophenyl)methyl]-N-(furan-2-ylmethyl)-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-11-methyl-N,7-bis(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-11-methyl-N,7-bis(2-methylpropyl)-2-oxo-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— Ethyl 2-oxo-7-pentyl-6-(pyridine-4-carbonylimino)-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate —— C25H25N5O4
    Ethyl 2-oxo-7-pentyl-6-(pyridine-4-carbonylimino)-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate
    —— ethyl (2Z)-2-[2-(3,4-dimethylphenyl)-2-oxoethylidene]-10-methyl-5-oxo-1-propyl-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate —— C28H29N3O4
    ethyl (2Z)-2-[2-(3,4-dimethylphenyl)-2-oxoethylidene]-10-methyl-5-oxo-1-propyl-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxylate
    —— 6-amino-7-[(2-chlorophenyl)methyl]-2-oxo-N-(pyridin-3-ylmethyl)-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide —— C25H20ClN6O2+
    6-amino-7-[(2-chlorophenyl)methyl]-2-oxo-N-(pyridin-3-ylmethyl)-1,9-diaza-7-azoniatricyclo[8.4.0.03,8]tetradeca-3,5,7,9,11,13-hexaene-5-carboxamide
    —— 3-[(Z)-(3-cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H26N4O2S2
    3-[(Z)-(3-cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 6-amino-7-(2-methoxyethyl)-2-oxo-N-[[(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 —— C20H24N5O4+
    6-amino-7-(2-methoxyethyl)-2-oxo-N-[[(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