2-氧代-4-噁-1,9-二氮杂螺[5.5]十一烷-9-羧酸 1,1-二甲基乙酯

N-phenyl-N-(4-phenylpiperidin-4-yl)propanamide

1-benzyl-4-(2-methoxyphenyl)piperidin-4-ol,hydrochloride

4-(4-氟苯基)-1,2,3,6-四氢吡啶

1-benzyl-4-[(4-fluorophenyl)methyl]piperidin-4-ol