2-Cyano-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-methanol
4-Fluoro-5-hydroxy-2-iodo-3-(trifluoromethoxy)pyridine
4-Cyano-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-acetonitrile
6-(Difluoromethyl)-3-fluoro-4-(trifluoromethoxy)pyridine-2-acetonitrile