英文别名Spiro[isobenzofuran-1(3H),4'-piperidine]-1'-carboxylic acid, 5-chloro-3-oxo-, 1,1-dimethylethyl ester; tert-butyl 5-chloro-3-oxospiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate; 2-Methyl-2-propanyl 5-chloro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate 
