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