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