Ethyl 4-cyano-5-iodo-2-(trifluoromethoxy)pyridine-3-carboxylate
5-Fluoro-2-nitro-4-(trifluoromethoxy)pyridine-3-acetonitrile
Ethyl 3-cyano-5-iodo-4-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3-cyano-2-iodo-6-(trifluoromethoxy)pyridine-5-carboxylate