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