Synonyms:
tert-butyl 5-bromo-2-oxospiro[indoline-3,4'-piperidine]-1'-carboxylate ; 1'-boc-5-bromo-1,2-dihydro-2-oxo-spiro[3h-indole-3,4'-piperidine] ; 5-bromo-1,2-dihydro-2-oxo-spiro[3h-indole-3,4'-piperidine]-1'-carboxylic acid 1,1-dimethylethyl ester