methyl 2-cyclohexylisonicotinate

N-(2-羟基乙基)异烟酰胺

4,4-二甲基-1-吡啶-4-基-戊烷-1,3-二酮

2-pyridin-2-yl-1-pyridin-4-ylpropan-1-one

1-phenyl-3-pyridin-4-ylpropane-1,3-dione