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