1-azabicyclo[3.2.2]nonane

3-(1-甲基-4-哌啶)-1-丙醇

1-BOC-4-(4-溴丁基)-哌啶

4-(4-羟基丁基)哌啶-1-甲酸叔丁酯

2-甲基-2-丙基4-(3-氧代丙基)-1-哌啶羧酸酯