1-Benzyl-4-hydroxypiperidine-4-carboxamide

1-苄基-4-羟基哌啶-4-羧酸乙酯

4-(氨基甲基)-1-苄基哌啶-4-醇

N-苄基-4-氰基-4-(1-哌啶)-哌啶

1-苄基-4-羧基-4-哌啶醇