dimethyl 4-(2-chlorophenyl)-1,4-dihydropyridine-3,5-dicarboxylate

吡啶-2-基(吡啶-3-基)甲酮

methyl 1-benzyl-4H-pyridine-3-carboxylate

2-pyridin-2-yl-1-pyridin-3-ylethanone

N-(1-hydroxy-2-methylpropan-2-yl)pyridine-3-carboxamide