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