1-butylpiperidine-4-carboxamide

1-(2,3-dihydro-1,4-benzodioxin-3-ylmethyl)piperidine-4-carboxamide

4-(4-甲基苯甲酰基)哌啶-1-羧酸叔丁酯

1-乙酰基-4-哌啶甲酰胺

1-Aza-双环[2.2.2]辛烷-4-羧酸