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