英文别名METHYL-R-N-(METHOXY CARBONYL)-PROLINE ESTER; 1,2-Pyrrolidinedicarboxylic acid, 1-ethyl 2-Methyl ester, (2R)-; (2R)-1,2-Pyrrolidinedicarboxylic acid, 1-ethyl 2-methyl ester; 1-Ethyl 2-methyl (2R)-Pyrrolidine-1,2-dicarboxylate; METHYL-R-N-(ETHOXY CARBONYL)-PROLINE ESTER; 1-O-ethyl 2-O-methyl (2R)-pyrrolidine-1,2-dicarboxylate; N-ethoxycarbonyl-D-proline methyl ester; methyl D-1-ethoxycarbonylprolinate 
