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