3-Cyano-4-(fluoromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine
2-(Chloromethyl)-4-cyano-3-hydroxy-6-(trifluoromethoxy)pyridine
2-Cyano-6-iodo-4-(trifluoromethoxy)pyridine-3-acetonitrile
Ethyl 3-cyano-2-iodo-4-(trifluoromethoxy)pyridine-5-carboxylate