英文别名1-(Tert-butoxycarbonyl)-4-ethyl-3-oxopiperidine-4-carboxylic acid; 1-O-tert-butyl 4-O-ethyl 3-oxopiperidine-1,4-dicarboxylate; 1,4-Piperidinedicarboxylic acid, 3-oxo-, 1-(1,1-dimethylethyl) 4-ethyl ester; 1-tert-Butyl 4-ethyl 3-oxopiperidine-1,4-dicarboxylate; 4-Ethyl 1-(2-methyl-2-propanyl) 3-oxo-1,4-piperidinedicarboxylate; 4-Ethyl-1-{[(2-methyl-2-propanyl)oxy]carbonyl}-3-oxo-4-piperidinecarboxylic acid; 1,4-Piperidinedicarboxylic acid, 4-ethyl-3-oxo-, 1-(1,1-dimethylethyl) ester 
