2-氯-4-哌啶-1-嘧啶

4-[3-(1-hydroxy-2-piperidin-1-ylethyl)-2H-1,2-oxazol-5-ylidene]cyclohexa-2,5-dien-1-one

3-(2-nitrophenyl)-1-phenyl-2,3-di(piperidin-1-yl)propan-1-one

ethyl 2-cyano-2-cyclopentylideneacetate

3-((哌啶-1-基)甲基)-1H-吲哚