Ethyl 6-fluoro-3-hydroxy-4-(trifluoromethoxy)pyridine-2-acetate
2-(Bromomethyl)-6-cyano-4-(trifluoromethoxy)pyridine-3-acetonitrile
Ethyl 2-fluoro-5-hydroxy-3-(trifluoromethoxy)pyridine-4-acetate
Ethyl 4-chloro-3-(chloromethyl)-5-(trifluoromethoxy)pyridine-2-carboxylate