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