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