3-Cyano-2-methoxy-5-nitro-6-(trifluoromethoxy)pyridine
2-Chloro-6-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-acetonitrile
2-(Chloromethyl)-3-(difluoromethyl)-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
2-Bromomethyl-6-fluoro-4-methylpyridine