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
Methyl 3-cyano-2-hydroxy-6-(trifluoromethoxy)pyridine-4-acetate