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