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