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