英文别名1-methyl-4-oxo-piperidine-3-carboxylic acid ethyl ester; 1-Methyl-3-ethoxycarbonyl-4-oxo-piperidin; 1-Methyl-4-oxo-piperidin-3-carbonsaeure-aethylester; 1-methyl-3-ethoxycarbonyl-4-piperidone; ethyl 1-methyl-4-oxo-piperidin-3-carboxylate; ethyl-1-methyl-4-oxopiperidine-3-carboxylate; 3-Piperidinecarboxylic acid, 1-methyl-4-oxo-, ethyl ester; Ethyl 1-methyl-4-oxo-3-piperidinecarboxylate 
