1-苄基-3-(羟基甲基)哌啶-4-醇

4-甲氧基-5,6,7,8-四氢-吡啶并[4,3-d]嘧啶

1-苄基-4-羟基哌啶-3-羧酸甲酯

6-苄基-4-氯-5,6,7,8-四氢吡啶并[4,3-d]嘧啶-2-胺

1,2,3,4-tetrahydrochromeno[3,4-c]pyridin-5-one