4-[(3-溴苄基)氨基]-1-哌啶羧酸叔丁酯

tert-butyl 4-(4-nitroanilino)piperidine-1-carboxylate

tert-butyl 4-(4-cyano-2-nitroanilino)piperidine-1-carboxylate

2-甲基-2-丙基4-异氰酸-1-哌啶羧酸酯

1-N-Boc-4-苯胺基哌啶