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