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