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