1-(4-吡啶)-4-哌啶酮

1-[2-(3,4-dimethoxyphenyl)ethyl]piperidin-4-one

4-N-甲基苄基-n-乙氧甲酰哌啶双盐酸盐

8-(2-苯基乙基)-1,4-二氧杂-8-氮杂螺[4.5]癸烷

8-吡啶-4-基-1,4-二噁-8-氮杂螺[4.5]癸烷