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