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