英文别名(3R,4R)-rel-1-Benzyl-4-(ethoxycarbonyl)pyrrolidine-3-carboxylic Acid; TRANS-3,4-PYRROLIDINEDICARBOXYLICACID,1-(PHENYLMETHYL),3-ETHYLESTER; 3,4-Pyrrolidinedicarboxylic acid, 1-(phenylmethyl)-, 3-ethyl ester, (3R,4R)-rel-; 3,4-Pyrrolidinedicarboxylic acid, 1-(phenylmethyl)-, monoethyl ester,(3R,4R)-rel- 
