| 1 | 71201-33-7 | 7-propyltheophylline dopamine | 7-propyltheophylline dopamine | C18H23N5O4
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| 2 | 71525-89-8 | L-Alaninamide, N-acetyl-L-tryptophylglycyl- (9CI) | L-Alaninamide, N-acetyl-L-tryptophylglycyl- (9CI) | C18H23N5O4
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| 3 | 71525-91-2 | Glycinamide, N-acetyl-L-tryptophyl-L-alanyl- (9CI) | Glycinamide, N-acetyl-L-tryptophyl-L-alanyl- (9CI) | C18H23N5O4
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| 4 | 62401-82-5 | 7-[3-[[2-Hydroxy-2-(m-hydroxyphenyl)ethyl]amino]propyl]theophyline | 7-[3-[[2-Hydroxy-2-(m-hydroxyphenyl)ethyl]amino]propyl]theophyline | C18H23N5O4
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| 5 | 62401-69-8 | 7-[2-[[2-(3,4-Dihydroxyphenyl)-1-methylethyl]amino]ethyl]theophyline | 7-[2-[[2-(3,4-Dihydroxyphenyl)-1-methylethyl]amino]ethyl]theophyline | C18H23N5O4
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| 6 | 664993-79-7 | ethyl 4-{[4-(ethylamino)-6-(4-morpholinyl)-1,3,5-triazin-2-yl]oxy}benzoate | ethyl 4-{[4-(ethylamino)-6-(4-morpholinyl)-1,3,5-triazin-2-yl]oxy}benzoate | C18H23N5O4
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| 7 | | 4-(4,6-DIMETHOXYPYRIMIDIN-2-YL)-N-(2-METHOXYPHENYL)PIPERAZINE-1-CARBOXAMIDE | 4-(4,6-DIMETHOXYPYRIMIDIN-2-YL)-N-(2-METHOXYPHENYL)PIPERAZINE-1-CARBOXAMIDE | C18H23N5O4
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| 8 | | 6-[(7-benzyl-6-oxo-6,7-dihydro-1H-purin-2-yl)amino]hexanoic acid monohydrate | 6-[(7-benzyl-6-oxo-6,7-dihydro-1H-purin-2-yl)amino]hexanoic acid monohydrate | C18H23N5O4
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| 9 | 1417793-38-4 | 4-(6-硝基喹喔啉-2-基氨基)-哌啶-1-羧酸叔丁基酯 | 4-(6-Nitro-quinoxalin-2-ylaMino)-piperidine-1-carboxylic acid tert-butyl ester | C18H23N5O4
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| 10 | 368434-98-4 | 7-(3-甲氧基苄基)-8-((2-甲氧基乙基)氨基)-1,3-二甲基-3,7-二氢-1H-嘌呤-2,6-二酮 | 8-(2-methoxyethylamino)-7-[(3-methoxyphenyl)methyl]-1,3-dimethylpurine-2,6-dione | C18H23N5O4
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| 11 | 847586-29-2 | 7-BENZYL-8-[(2,2-DIMETHOXYETHYL)AMINO]-1,3-DIMETHYL-3,7-DIHYDRO-1H-PURINE-2,6-DIONE | 7-BENZYL-8-[(2,2-DIMETHOXYETHYL)AMINO]-1,3-DIMETHYL-3,7-DIHYDRO-1H-PURINE-2,6-DIONE | C18H23N5O4
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| 12 | 188914-82-1 | 2-[(4-{4-nitrophenyl}-1-piperazinyl)methyl]tetrahydroimidazo[1,5-a]pyridine-1,3(2H,5H)-dione | 2-[(4-{4-nitrophenyl}-1-piperazinyl)methyl]tetrahydroimidazo[1,5-a]pyridine-1,3(2H,5H)-dione | C18H23N5O4
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| 13 | 105356-90-9 | [4-(4-氨基-7-羟基-6-甲氧基-2-喹唑啉基)-1-哌嗪基](四氢-2-呋喃基)甲酮 | [4-(4-AMino-7-hydroxy-6-Methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)Methanone | C18H23N5O4
| 特拉唑嗪杂质 | 特拉唑嗪杂质;Aromatics, Heterocycles, Impurities, Pharmaceuticals, Intermediates & Fine Chemicals |
| 14 | 178482-16-1 | 2-[2-(4-{4-nitrophenyl}-1-piperazinyl)ethyl]tetrahydro-1H-pyrrolo[1,2-c]imidazole-1,3(2H)-dione | 2-[2-(4-{4-nitrophenyl}-1-piperazinyl)ethyl]tetrahydro-1H-pyrrolo[1,2-c]imidazole-1,3(2H)-dione | C18H23N5O4
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