Ethyl 3-chloro-2-nitro-6-(trifluoromethoxy)pyridine-4-carboxylate
3-Chloro-5-fluoro-2-(trifluoromethoxy)pyridine-6-acetonitrile
Ethyl 3-chloro-2-nitro-4-(trifluoromethoxy)pyridine-6-carboxylate
3-Chloro-4-fluoro-6-(trifluoromethoxy)pyridine-2-acetonitrile