英文别名4-Piperidinecarboxylicacid, 3-oxo-, ethyl ester; 3-Oxo-4-piperidinecarboxylic acid ethyl ester hydrochloride; 4-(Ethoxycarbonyl)-3-oxopiperidinium chloride; Ethyl 3-oxopiperidine-4-carboxylate, HCl; ethyl 3-oxopiperidin-1-ium-4-carboxylate; 4-Piperidinecarboxylicacid, 3-oxo-, ethyl ester, hydrochloride (1:1); 3-oxo-4-Piperidinecarboxylic acid ethyl ester hydrochloride (1:1); 4-Piperidinecarboxylic acid, 3-oxo-, ethyl ester, hydrochloride (1:1); Ethyl 3-oxopiperidine-4-carboxylate hydrochloride (1:1); Ethyl 3-oxo-4-piperidinecarboxylate hydrochloride (1:1); ethyl 3-oxopiperidine-4-carboxylate,hydrochloride 
