2-Fluoro-3-(fluoromethyl)-5-(trifluoromethoxy)pyridine-6-acetonitrile
3-(Difluoromethyl)-4-fluoro-6-nitro-2-(trifluoromethoxy)pyridine
3-(Chloromethyl)-5-fluoro-2-nitro-4-(trifluoromethoxy)pyridine
2-Fluoro-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-5-acetonitrile