1-(3-chloropyridin-2-yl)-4-hydroxypiperidine-4-carbonitrile

1-(3-异丙基-[1,2,4]噁二唑-5-基)哌啶-4-醇

1-[5-(三氟甲基)-2-吡啶]-4-羟基哌啶

1-cyclopentylpiperidin-4-ol

4-苯基-1-(对甲苯基磺酰基)哌啶-4-醇