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