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