英文别名ETHYL 1-ETHYL-4-OXO-3-PIPERIDINECARBOXYLATE; 1-ethyl-4-oxo-3-Piperidinecarboxylic acid ethyl ester; 3-Piperidinecarboxylic acid, 1-ethyl-4-oxo-, ethyl ester; 1-Aethyl-4-oxo-piperidin-3-carbonsaeure-aethylester; 1-Ethyl-piperidin-4-on-3-carbonsaeure 
