1-Boc-4-氨基哌啶

4-[(3-溴苄基)氨基]-1-哌啶羧酸叔丁酯

N-boc-4-[(2-呋喃基甲基)氨基]哌啶

1-丙酰基哌啶-4-胺

4-[4-(3-Adamantan-1-yl-ureido)-piperidin-1-yl]-4-oxo-butanoic acid methyl ester