5-氟-3-(1,2,3,6-四氢吡啶-4-基)-1H-吲哚

5-溴-3-(1,2,3,6-四氢-4-吡啶)-1H-吲哚

1-(4-methylphenyl)sulfonylpiperidin-4-one

4-N-甲基苄基-n-乙氧甲酰哌啶双盐酸盐

1-(4-硝基-苯甲酰基)-哌啶-4-酮