| 1 | 2385-81-1 | 呋替啶 | furethidine | C21H31NO4
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| 2 | 69011-49-0 | REXYN 101 (H) | REXYN 101 (H) | C21H31NO4
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| 3 | 69011-47-8 | REXYN 201 (CL-SO4) | REXYN 201 (CL-SO4) | C21H31NO4
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| 4 | | RARECHEM GT HP A019 | RARECHEM GT HP A019 | C21H31NO4
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| 5 | | testosterone-3-carboxymethyloxime | testosterone-3-carboxymethyloxime | C21H31NO4
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| 6 | | Testosterone O-(carboxymethyl)oxime | Testosterone O-(carboxymethyl)oxime | C21H31NO4
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| 7 | 14844-85-0 | | Galanthaminium, 10-butyl-, hydroxide (9CI) | C21H31NO4
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| 8 | 1217855-87-2 | BOC-(S)-Α-(4-叔丁基苄基)-PRO-OH | BOC-(S)-ALPHA-(4-TERT-BUTYL-BENZYL)-PROLINE | C21H31NO4
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| 9 | | BOC-(R)-GAMMA-(4-TERT-BUTYL-BENZYL)-L-PROLINE | BOC-(R)-GAMMA-(4-TERT-BUTYL-BENZYL)-L-PROLINE | C21H31NO4
| Gamma-Substituted Proline Analogs | |
| 10 | 1226776-80-2 | N-BOC-4-异丙基-4-哌啶甲酸苄酯 | Benzyl N-Boc-4-isopropyl-4-piperidinecarboxylate | C21H31NO4
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| 11 | 898751-61-6 | ETHYL 8-[2-(MORPHOLINOMETHYL)PHENYL]-8-OXOOCTANOATE | ETHYL 8-[2-(MORPHOLINOMETHYL)PHENYL]-8-OXOOCTANOATE | C21H31NO4
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| 12 | | 4-ANDROSTEN-17-BETA-OL-3-ONE 3-CARBOXYMETHYLOXIME : BSA | 4-ANDROSTEN-17-BETA-OL-3-ONE 3-CARBOXYMETHYLOXIME : BSA | C21H31NO4
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| 13 | | 5-ANDROSTEN-3-BETA-OL-17-ONE 17-CARBOXYMETHYLOXIME : BSA | 5-ANDROSTEN-3-BETA-OL-17-ONE 17-CARBOXYMETHYLOXIME : BSA | C21H31NO4
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| 14 | 10190-93-9 | 17BETA-HYDROXY-4-ANDROSTEN-3-ONE 3-[O-CARBOXYMETHYL]OXIME | 17BETA-HYDROXY-4-ANDROSTEN-3-ONE 3-[O-CARBOXYMETHYL]OXIME | C21H31NO4
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| 15 | 315706-73-1 | 2-Propenamide, N-(4-propylcyclohexyl)-3-(3,4,5-trimethoxyphenyl)- | 2-Propenamide, N-(4-propylcyclohexyl)-3-(3,4,5-trimethoxyphenyl)- | C21H31NO4
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| 16 | | 5,6,7,8-Tetrahydro-8-hexylquinoline-6,6-dicarboxylic acid diethyl ester | 5,6,7,8-Tetrahydro-8-hexylquinoline-6,6-dicarboxylic acid diethyl ester | C21H31NO4
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| 17 | | N-(3-Butoxy-2-hydroxypropyl)-N-(2-hydroxy-3-methoxypropyl)-1-naphtylamine | N-(3-Butoxy-2-hydroxypropyl)-N-(2-hydroxy-3-methoxypropyl)-1-naphtylamine | C21H31NO4
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| 18 | | 5,6,7,8-Tetrahydro-8-hexylisoquinoline-6,6-dicarboxylic acid diethyl ester | 5,6,7,8-Tetrahydro-8-hexylisoquinoline-6,6-dicarboxylic acid diethyl ester | C21H31NO4
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| 19 | 1026013-15-9 | 3-Oxo-4-aza-11a-methoxy-5α-αndrost-1-ene-17β-carboxylic Acid Methyl Ester | 3-Oxo-4-aza-11a-methoxy-5α-αndrost-1-ene-17β-carboxylic Acid Methyl Ester | C21H31NO4
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| 20 | 1142189-06-7 | | 3,5-Pyridinedicarboxylic acid, 2,6-dicyclopentyl-1,4-dihydro-, 3,5-diethyl ester | C21H31NO4
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| 21 | | 5,6,7,8-Tetrahydro-8-pentyl-8-methylquinoline-6,6-dicarboxylic acid diethyl ester | 5,6,7,8-Tetrahydro-8-pentyl-8-methylquinoline-6,6-dicarboxylic acid diethyl ester | C21H31NO4
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| 22 | 959573-23-0 | (2S,4R)-1-(叔丁氧基羰基)-4-(4-(叔丁基)苄基)吡咯烷-2-羧酸 | (2S,4R)-1-(tert-butoxycarbonyl)-4-(4-tert-butylbenzyl)pyrrolidine-2-carboxylic acid | C21H31NO4
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| 23 | | 5,6,7,8-Tetrahydro-5-pentyl-5-methylisoquinoline-7,7-dicarboxylic acid diethyl ester | 5,6,7,8-Tetrahydro-5-pentyl-5-methylisoquinoline-7,7-dicarboxylic acid diethyl ester | C21H31NO4
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| 24 | | N-[(S)-1-Methoxymethyl-2-(p-methoxyphenyl)ethyl]carbamic acid (E)-3-cyclohexylallyl ester | N-[(S)-1-Methoxymethyl-2-(p-methoxyphenyl)ethyl]carbamic acid (E)-3-cyclohexylallyl ester | C21H31NO4
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| 25 | 29497-04-9 | 2-丙烯酸乙酯与N-(丁氧基甲基)-2-丙烯酰胺和苯乙烯的聚合物 | 2-Propenoic acid, ethyl ester, polymer with N-(butoxymethyl)-2-propenamide and ethenylbenzene | C21H31NO4
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| 26 | 113597-69-6 | | 2H-Benzo[a]quinolizin-2-ol, 1,3,4,6,7,11b-hexahydro-9,10-dimethoxy-3-(2-methylpropyl)-, 2-acetate | C21H31NO4
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| 27 | | 4-({2-[2-ethyl-2-methyl-4-(4-methylphenyl)tetrahydro-2H-pyran-4-yl]ethyl}amino)-4-oxobutanoic acid | 4-({2-[2-ethyl-2-methyl-4-(4-methylphenyl)tetrahydro-2H-pyran-4-yl]ethyl}amino)-4-oxobutanoic acid | C21H31NO4
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| 28 | 40884-08-0 | 2-丙烯酸丁酯与乙烯基苯和N-(甲氧基甲基)-2-甲基-2-丙烯酰胺的聚合物 | 2-Propenoic acid, butyl ester, polymer with ethenylbenzene and N-(methoxymethyl)-2-methyl-2-propenamide | C21H31NO4
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| 29 | 55972-61-7 | 2-Propenoic acid, 2-methyl-, 2-(dimethylamino)ethyl ester, polymer with ethenylbenzene and methyl 2-methyl-2-propenoate | 2-Propenoic acid, 2-methyl-, 2-(dimethylamino)ethyl ester, polymer with ethenylbenzene and methyl 2-methyl-2-propenoate | C21H31NO4
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| 30 | 110382-21-3 | | Spiro[8,10a-ethano-11,3,6a-ethanylylidene-8H-indeno[2,1-b]azocine-9(10H),2'-oxirane]-6,10,15-triol, decahydro-1,3-dimethyl-, (2'R,3R,6S,6aS,6bS,8S,10S,10aS,11S,11aS,13R,15R)- | C21H31NO4
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