1-dodecylpyridin-1-ium-4-carboxamide,bromide

1-hydroxy-2,3-diphenylindolizine-7-carboxamide

N-(3-oxopentanoyl)pyridine-4-carboxamide

2-(羟基甲基)-4-吡啶甲酰胺

N-(3-oxo-4-phenylbutanoyl)pyridine-4-carboxamide