英文同义词: | 4-Piperidineacetic acid, 1-[(1,1-diMethylethoxy)carbonyl]-a,a-diMethyl-, Methyl ester;tert-butyl 4-(1-methoxy-2-methyl-1-oxopropan-2-yl)piperidine-1-carboxylate;4-Piperidineacetic acid, 1-[(1,1-dimethylethoxy)carbonyl]-α,α-dimethyl-, methyl ester |