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