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