Methyl 6-cyano-4-fluoro-3-(trifluoromethoxy)pyridine-2-carboxylate
4-Fluoro-5-nitro-3-(trifluoromethoxy)pyridine-2-acetonitrile
Methyl 2-cyano-4-fluoro-3-(trifluoromethoxy)pyridine-5-carboxylate
4-Fluoro-3-nitro-2-(trifluoromethoxy)pyridine-5-acetonitrile