4-Fluoro-6-nitro-3-(trifluoromethoxy)pyridine-2-acetonitrile
3-Cyano-6-fluoro-4-(trifluoromethoxy)pyridine-2-carboxylic acid
Methyl 4-fluoro-5-iodo-2-(trifluoromethoxy)pyridine-3-acetate
5-Cyano-2-fluoro-3-(trifluoromethoxy)pyridine-4-carboxylic acid