2-(Difluoromethyl)-5-fluoro-3-iodopyridine-4-carbonyl chloride
4-Chloro-3-cyano-2-(difluoromethyl)-6-nitropyridine
4-(Bromomethyl)-3-(difluoromethyl)-6-iodopyridine-2-carboxaldehyde
Methyl 4-(chloromethyl)-6-methyl-2-(trifluoromethoxy)pyridine-3-carboxylate