Methyl 3-(chloromethyl)-2-fluoro-5-(trifluoromethoxy)pyridine-4-acetate
3-(Bromomethyl)-2-cyano-6-iodo-4-(trifluoromethoxy)pyridine
Ethyl 6-cyano-4-iodo-2-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 6-(chloromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-4-acetate