Ethyl 3-(bromomethyl)-4-fluoro-2-(trifluoromethoxy)pyridine-6-acetate
Methyl 2-(chloromethyl)-6-fluoro-4-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 3-fluoro-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-carboxylate
Methyl 2-(chloromethyl)-5-fluoro-6-(trifluoromethoxy)pyridine-3-carboxylate