| 1 | 88795-32-8 | CBZ-PRO-PRO-CHO | ZPP | C18H22N2O4
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| 2 | 7279-57-4 | benzobamil | benzobamil | C18H22N2O4
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| 3 | | RARECHEM AQ BD 0NA4 | RARECHEM AQ BD 0NA4 | C18H22N2O4
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| 4 | 1224588-66-2 | 福莫特罗杂质B | ForMoterol-IMpurity-B | C18H22N2O4
| 对照品;杂质对照品;190-福莫特罗;090-舒更葡糖钠 | |
| 5 | 49861-92-9 | 福莫特罗杂质24 | Formoterol Impurity 24 | C18H22N2O4
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| 6 | 115623-21-7 | Enalapril Diketopiperazine Acid | Enalapril Diketopiperazine Acid | C18H22N2O4
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| 7 | | Dl-Phenylalanine/L-Phenylalanine | Dl-Phenylalanine/L-Phenylalanine | C18H22N2O4
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| 8 | 108708-25-4 | Prolyl Endopeptidase Inhibitor II | Prolyl Endopeptidase Inhibitor II | C18H22N2O4
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| 9 | 1217672-44-0 | (R)-1-(叔丁氧基羰基)-2-(2-氰基苄基)吡咯烷-2-羧酸 | BOC-(R)-ALPHA-(2-CYANOBENZYL)PROLINE | C18H22N2O4
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| 10 | 1217811-41-0 | (S)-1-(叔丁氧基羰基)-2-(2-氰基苄基)吡咯烷-2-羧酸 | BOC-(S)-ALPHA-(2-CYANO-BENZYL)-PROLINE | C18H22N2O4
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| 11 | | BOC-(R)-GAMMA-(4-CYANOBENZYL)-L-PROLINE | BOC-(R)-GAMMA-(4-CYANOBENZYL)-L-PROLINE | C18H22N2O4
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| 12 | | BOC-(R)-Γ-(2-CYANO-BENZYL)-L-PROLINE | BOC-(R)-GAMMA-(2-CYANO-BENZYL)-L-PROLINE | C18H22N2O4
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| 13 | 20870-37-5 | 3,7-二叔丁基-1,5-二硝基甲酚 | 3,7-DI(TERT-BUTYL)-1,5-DINITRONAPHTHALENE | C18H22N2O4
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| 14 | 1212819-92-5 | 3-(4-AMINONAPHTHALEN-1-YL)-N-BOC-D-ALANINE | 3-(4-AMINONAPHTHALEN-1-YL)-N-BOC-D-ALANINE | C18H22N2O4
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| 15 | | 3-(4-AMINONAPHTHALEN-1-YL)-N-BOC-DL-ALANINE | 3-(4-AMINONAPHTHALEN-1-YL)-N-BOC-DL-ALANINE | C18H22N2O4
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| 16 | 60634-68-6 | 4'-Dimethylamino-3,4,5-trimethoxybenzanilide | 4'-Dimethylamino-3,4,5-trimethoxybenzanilide | C18H22N2O4
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| 17 | 1217684-11-1 | (Tert-Butoxy)Carbonyl (R)-γ-(4-cyano-benzyl)-L-Pro | (Tert-Butoxy)Carbonyl (R)-γ-(4-cyano-benzyl)-L-Pro | C18H22N2O4
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| 18 | | (E)-2,3-Dicyano-2-butenedioic acid dicyclohexyl ester | (E)-2,3-Dicyano-2-butenedioic acid dicyclohexyl ester | C18H22N2O4
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| 19 | | N-[3-(Morpholin-4-yl)propyl]-2,3-dihydroxy-1-naphthamide | N-[3-(Morpholin-4-yl)propyl]-2,3-dihydroxy-1-naphthamide | C18H22N2O4
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| 20 | | N~1~,N~4~-bis(2-furylmethyl)-1,4-cyclohexanedicarboxamide | N~1~,N~4~-bis(2-furylmethyl)-1,4-cyclohexanedicarboxamide | C18H22N2O4
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| 21 | 1010929-78-8 | 1-{[1-(4-甲基苯基)-5-氧代吡咯烷-3-基]羰基}哌啶-4-羧酸 | 4-piperidinecarboxylic acid, 1-[[1-(4-methylphenyl)-5-oxo- | C18H22N2O4
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| 22 | 64677-98-1 | 2-(4-Butoxybenzyl)-6-hydroxy-4-methyl-5-pyrimidineacetic acid | 2-(4-Butoxybenzyl)-6-hydroxy-4-methyl-5-pyrimidineacetic acid | C18H22N2O4
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| 23 | | N-(1,3-Dioxo-2-ethylindan-2-yl)-N-methyl-4-morpholineacetamide | N-(1,3-Dioxo-2-ethylindan-2-yl)-N-methyl-4-morpholineacetamide | C18H22N2O4
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| 24 | 478261-94-8 | METHYL 3,5-BIS(3,3-DIMETHYL-2-OXO-1-AZETANYL)BENZENECARBOXYLATE | METHYL 3,5-BIS(3,3-DIMETHYL-2-OXO-1-AZETANYL)BENZENECARBOXYLATE | C18H22N2O4
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| 25 | 892595-61-8 | 2-(2-methoxy-4-{[(4-methoxybenzyl)amino]methyl}phenoxy)acetamide | 2-(2-methoxy-4-{[(4-methoxybenzyl)amino]methyl}phenoxy)acetamide | C18H22N2O4
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| 26 | | diethyl 2,6-dimethyl-1,4-dihydro-2',4-bipyridine-3,5-dicarboxylate | diethyl 2,6-dimethyl-1,4-dihydro-2',4-bipyridine-3,5-dicarboxylate | C18H22N2O4
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| 27 | 931374-39-9 | 4-[(1-环己基-5-氧代-吡咯烷-3-基)羰基氨基]苯甲酸 | 4-{[(1-Cyclohexyl-5-oxopyrrolidin-3-yl)carbonyl]-amino}benzoic acid | C18H22N2O4
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| 28 | 1219541-13-5 | 1-[3-(4-methoxy-1H-indol-1-yl)propanoyl]piperidine-4-carboxylic acid | 1-[3-(4-methoxy-1H-indol-1-yl)propanoyl]piperidine-4-carboxylic acid | C18H22N2O4
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| 29 | 82558-65-4 | Benzamide, N-[3-(1,1-dimethyl-3-butenyl)-5-isoxazolyl]-2,6-dimethoxy- | Benzamide, N-[3-(1,1-dimethyl-3-butenyl)-5-isoxazolyl]-2,6-dimethoxy- | C18H22N2O4
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| 30 | | 1-(3,4-Dimethoxy-5-aminobenzyl)-1,2,3,4-tetrahydroisoquinoline-6,7-diol | 1-(3,4-Dimethoxy-5-aminobenzyl)-1,2,3,4-tetrahydroisoquinoline-6,7-diol | C18H22N2O4
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| 31 | 880069-74-9 | 2-(4-{[(2-hydroxy-2-phenylethyl)amino]methyl}-2-methoxyphenoxy)acetamide | 2-(4-{[(2-hydroxy-2-phenylethyl)amino]methyl}-2-methoxyphenoxy)acetamide | C18H22N2O4
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| 32 | 21197-70-6 | diethyl 2,6-dimethyl-4-pyridin-4-yl-1,4-dihydropyridine-3,5-dicarboxylate | diethyl 2,6-dimethyl-4-pyridin-4-yl-1,4-dihydropyridine-3,5-dicarboxylate | C18H22N2O4
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| 33 | | (E)-4-(2-{[cyclohexyl(methyl)amino]carbonyl}anilino)-4-oxo-2-butenoic acid | (E)-4-(2-{[cyclohexyl(methyl)amino]carbonyl}anilino)-4-oxo-2-butenoic acid | C18H22N2O4
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| 34 | 1164553-06-3 | ETHYL 2-[3-(4-METHOXYSTYRYL)-6-OXO-5,6-DIHYDRO-1(4H)-PYRIDAZINYL]PROPANOATE | ETHYL 2-[3-(4-METHOXYSTYRYL)-6-OXO-5,6-DIHYDRO-1(4H)-PYRIDAZINYL]PROPANOATE | C18H22N2O4
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| 35 | 281197-55-5 | (R)-tert-butyl 2-((1,3-dioxoisoindolin-2-yl)Methyl)pyrrolidine-1-carboxylate | (R)-tert-butyl 2-((1,3-dioxoisoindolin-2-yl)Methyl)pyrrolidine-1-carboxylate | C18H22N2O4
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| 36 | | 3-Hydroxy-N-(2-hydroxyethyl)-4-(4-morpholinylmethyl)-2-naphthalenecarboxamide | 3-Hydroxy-N-(2-hydroxyethyl)-4-(4-morpholinylmethyl)-2-naphthalenecarboxamide | C18H22N2O4
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| 37 | 959573-33-2 | (2S,4R)-1-(叔丁氧基羰基)-4-(2-氰基苄基)吡咯烷-2-羧酸 | (2S,4R)-1-(tert-butoxycarbonyl)-4-(2-cyanobenzyl)pyrrolidine-2-carboxylic acid | C18H22N2O4
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| 38 | 361367-65-9 | 4-acetyl-3-hydroxy-1-(2-morpholin-4-ylethyl)-5-phenyl-1,5-dihydro-2H-pyrrol-2-one | 4-acetyl-3-hydroxy-1-(2-morpholin-4-ylethyl)-5-phenyl-1,5-dihydro-2H-pyrrol-2-one | C18H22N2O4
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| 39 | 23125-28-2 | 2,6-Dimethyl-4-(2-pyridyl)-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester | 2,6-Dimethyl-4-(2-pyridyl)-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester | C18H22N2O4
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| 40 | 55145-61-4 | 1,2,3,5-Tetrahydro-2-methyl-4H-pyrido[4,3-b]indole-4,4-dicarboxylic acid diethyl ester | 1,2,3,5-Tetrahydro-2-methyl-4H-pyrido[4,3-b]indole-4,4-dicarboxylic acid diethyl ester | C18H22N2O4
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| 41 | 1160247-78-8 | Tert-Butyl 2',4'-Dioxo-2',4'-Dihydro-1'H-Spiro[Piperidine-4,3'-Quinoline]-1-Carboxylate | Tert-Butyl 2',4'-Dioxo-2',4'-Dihydro-1'H-Spiro[Piperidine-4,3'-Quinoline]-1-Carboxylate | C18H22N2O4
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| 42 | 604792-30-5 | 2-Furancarboxamide,N-[2-[(1,1-dimethylethyl)amino]-2-oxoethyl]-N-(4-methoxyphenyl)-(9CI) | 2-Furancarboxamide,N-[2-[(1,1-dimethylethyl)amino]-2-oxoethyl]-N-(4-methoxyphenyl)-(9CI) | C18H22N2O4
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| 43 | | cyclopentyl 4-(2-methoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate | cyclopentyl 4-(2-methoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate | C18H22N2O4
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| 44 | 138135-48-5 | 2,6-二甲基-4-(3-氨基苯基)-5-(甲氧羰基)-1,4-二氢吡啶-3-甲酸乙酯 | Ethyl 4-(3-AMinophenyl)-5-(Methoxycarbonyl)-2,6-diMethyl-1,4-dihydropyridine-3-carboxylate | C18H22N2O4
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| 45 | 488812-61-9 | isopropyl 4-[2-(2-methoxyphenyl)vinyl]-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate | isopropyl 4-[2-(2-methoxyphenyl)vinyl]-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate | C18H22N2O4
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| 46 | | 1-[6-HYDROXY-4-(4-HYDROXY-3-METHOXYPHENYL)-3,6-DIMETHYL-4,5,6,7-TETRAHYDRO-2H-INDAZOL-5-YL]ETHANONE | 1-[6-HYDROXY-4-(4-HYDROXY-3-METHOXYPHENYL)-3,6-DIMETHYL-4,5,6,7-TETRAHYDRO-2H-INDAZOL-5-YL]ETHANONE | C18H22N2O4
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| 47 | 2173083-47-9 | 2H-Pyrido[3,4-b]indole-1,2-dicarboxylic acid, 1,3,4,9-tetrahydro-6-methyl-, 2-(1,1-dimethylethyl) ester | 2H-Pyrido[3,4-b]indole-1,2-dicarboxylic acid, 1,3,4,9-tetrahydro-6-methyl-, 2-(1,1-dimethylethyl) ester | C18H22N2O4
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| 48 | 1240613-17-5 | 2H-Pyrido[3,4-b]indole-2,3-dicarboxylic acid, 1,3,4,9-tetrahydro-, 2-(1,1-dimethylethyl) 3-methyl ester, (3S)- | 2H-Pyrido[3,4-b]indole-2,3-dicarboxylic acid, 1,3,4,9-tetrahydro-, 2-(1,1-dimethylethyl) 3-methyl ester, (3S)- | C18H22N2O4
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| 49 | 664999-63-7 | 2-amino-7-methyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile-4-spiro-7'- (1',4'-dioxaspiro[4.5]decane) | 2-amino-7-methyl-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile-4-spiro-7'- (1',4'-dioxaspiro[4.5]decane) | C18H22N2O4
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| 50 | | 2,2-dimethyl-3-[(8-oxo-1,5,6,8-tetrahydro-2H-1,5-methanopyrido[1,2-a][1,5]diazocin-3(4H)-yl)carbonyl]cyclopropanecarboxylic acid | 2,2-dimethyl-3-[(8-oxo-1,5,6,8-tetrahydro-2H-1,5-methanopyrido[1,2-a][1,5]diazocin-3(4H)-yl)carbonyl]cyclopropanecarboxylic acid | C18H22N2O4
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