ethyl 4-phenacyl-4H-pyridine-1-carboxylate

ethyl 2-phenacyl-2H-pyridine-1-carboxylate

3,4,5-trihydroxy-6-(2H-pyridin-1-yl)oxane-2-carboxylic acid

2-(2-fluorophenyl)pyridine

4-(2-fluorophenyl)pyridine