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