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