3-(Chloromethyl)-6-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-acetonitrile
5-(Chloromethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-acetonitrile
5-(Chloromethyl)-2-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-acetonitrile
5-(Chloromethyl)-2-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-acetonitrile