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