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