1616114-00-1

1’-Acetyl-2,7-dibromospiro[fluorene-9,4’-piperidine] 1-(2,7-Dibromospiro[fluorene-9,4'-piperidin]-1'-yl)ethanone 1-(2,7-Dibromospiro[fluorene-9,4''-piperidine]-1''-yl)ethanone 1-(2,7-Dibromospiro[fluorene-9,4'-piperidin]-1'-yl)ethan-1-one 1-{2,7-dibromospiro[fluorene-9,4'-piperidine]-1'-yl}ethan-1-one Ethanone, 1-(2,7-dibromospiro[9H-fluorene-9,4'-piperidin]-1'-yl)-