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