8-苄基-1,4-二氧杂-8-氮杂螺[4,5]癸烷

4-哌啶酮缩乙二醇

1-苄基-3-甲氧基羰酰-4-哌啶酮

(1-(4-benzyl-1-ethynylcyclohexyl)-4-methyl-2,4-dimethylene-4l7-pent-4-en-1-yl)benzene

N-苄基-4-苯氨基哌啶-4-氰基