4-(Bromomethyl)-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-2-acetonitrile
4-(Bromomethyl)-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-5-acetonitrile
2-(Bromomethyl)-4-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-acetonitrile
2-(Bromomethyl)-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-5-acetonitrile