1-Boc-4-(4-氨甲基苯基)哌嗪

2-(4-(叔丁氧基羰基)哌嗪-1-基)噻唑-4-羧酸乙酯

1-Boc-4-(4-氰基苄基)哌嗪

哌嗪

1-BOC-4-(4-溴-2-氰基苯基)哌嗪