Methyl 6-(chloromethyl)-3-fluoro-2-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 3,4-dibromo-2-(difluoromethyl)pyridine-6-carboxylate
2-Bromo-5-chloro-3-(difluoromethyl)pyridine-4-carbonyl chloride
Methyl 3-(chloromethyl)-4-cyano-5-(trifluoromethoxy)pyridine-2-acetate