6-氟-1,2-二氢-2-氧代螺[4H-3,1-苯并恶嗪-4,4'-哌啶]-1'-羧酸叔丁酯

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

6-Boc-3-氨基-5,6,7,8-四氢-[1,6]萘啶

1-Boc-4-环庚基氨基哌啶

4-((S)-4-((R)-2-甲氧基-1-(4-(三氟甲基)苯基)乙基)-3-甲基哌嗪-1-基)-4-甲基哌啶-1-羧酸叔丁酯