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