4-羟基-4-(4-甲氧基苯基)哌啶

8-苄基-1-氧-3,8-二氮杂螺[4,5]癸烷-2-酮

1-benzyl-N-ethylpiperidin-4-amine

2-(1-苄基-4-哌啶)乙腈

1-Benzyl-4-hydroxy-1-azoniabicyclo[2.2.2]octane 4-methylbenzenesu lfonate