Methyl 6-fluoro-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate
Methyl 3-(bromomethyl)-5-cyano-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 3-(difluoromethyl)-5-fluoro-2-(trifluoromethoxy)pyridine-4-acetate
Methyl 5-(bromomethyl)-4-cyano-3-(trifluoromethoxy)pyridine-2-carboxylate