5-(Difluoromethyl)-2-fluoro-4-iodo-3-(trifluoromethyl)pyridine
5-Cyano-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-acetonitrile
4-(Difluoromethyl)-3-fluoro-5-iodo-2-(trifluoromethyl)pyridine
4-Cyano-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-2-acetonitrile