英文别名2-Methyl-3-oxo-1-Pyrrolidinecarboxylic acid ethyl ester; 1-Pyrrolidinecarboxylic acid, 2-methyl-3-oxo-, ethyl ester; N-carbethoxy-2-methyl-3-pyrrolidinone; 1-Ethoxycarbonyl-3-oxo-2-methyl-pyrrolidin; 2-methyl-3-oxo-pyrrolidine-1-carboxylic acid ethyl ester; 1-ethoxycarbonyl-2-methylpyrrolidin-3-one; Ethyl 2-methyl-3-oxo-1-pyrrolidinecarboxylate 
