3-hydroxy-3-phenyl-2-piperidin-1-ylpropanenitrile

2-氯-5-(哌啶-1-磺酰基)-吡啶

benzyl N-(2-oxo-2-piperidin-1-ylethyl)carbamate

N-(4-硝基苯基)-1-哌啶乙酰胺

N-(3-chlorophenyl)-2-piperidin-1-ylacetamide