4-(2-甲基苄基)哌啶

4-(间甲苯基甲基)哌啶

4-oxo-4-pyridin-4-ylbutanenitrile

tert-butyl 3-pyridin-4-ylpropanoate

5-(4-吡啶亚甲基)-2-硫酮噻唑烷-4-酮