Methyl 3-cyano-4-hydroxy-2-(trifluoromethoxy)pyridine-6-acetate
3-Cyano-5-(fluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine
3-(Chloromethyl)-5-fluoro-2-(trifluoromethoxy)pyridine-4-acetonitrile
5-Cyano-4-(fluoromethyl)-2-iodo-3-(trifluoromethoxy)pyridine