3-Cyano-2-(fluoromethyl)-6-(trifluoromethoxy)pyridine-4-acetonitrile
2-Cyano-6-(fluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetonitrile
2-Cyano-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetonitrile
5-Cyano-2-(fluoromethyl)-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine