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