3-Cyano-4-methyl-6-(trifluoromethoxy)pyridine-2-sulfonamide
6-Cyano-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetonitrile
2-Cyano-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-acetonitrile
3-(Bromomethyl)-6-fluoro-2-(trifluoromethoxy)pyridine-5-acetic acid