英文别名4-MethoxycarbonylMethyl-piperazine-1-carboxylic acid tert-butyl ester; tert-Butyl 4-(2-Methoxy-2-oxoethyl)piperazine-1-carboxylate; 1-Piperazineacetic acid, 4-[(1,1-dimethylethoxy)carbonyl]-, methyl ester; tert-Butyl 4-methoxycarbonylmethylpiperazine-1-carboxylate; methyl 2-[4-(tert-butoxycarbonyl)piperazin-1-yl]acetate 
