1-benzyl-4-hydroxy-4-(2-amino-5-chlorophenyl)piperidine

1'-benzyl-6-chlorospiro(4H-3,1-benzoxazine-4,4'-piperidin)-2(1H)-one

vinyl 6-chloro-2-oxo-1,2-dihydrospiro[benzo[d][1,3]oxazine-4,4'-piperidine]-1'-carboxylate

2,2,2-trichloroethyl 6-chloro-2-oxo-1,2-dihydrospiro[benzo[d][1,3]oxazine-4,4'-piperidine]-1'-carboxylate

6-chlorospiro(4H-3,1-benzoxazine-4,4'-piperidin)-2(1H)-one*HCl