3-Cyano-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-methanol
2-Cyano-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-methanol
4-Cyano-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-methanol
2-(Difluoromethyl)-5-fluoro-6-(trifluoromethoxy)pyridine-3-acetonitrile