3-Fluoro-4-nitro-6-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 3-fluoro-2-nitro-5-(trifluoromethoxy)pyridine-4-carboxylate
3-Fluoro-4-nitro-2-(trifluoromethoxy)pyridine-6-carboxylic acid
Ethyl 2-fluoro-6-nitro-4-(trifluoromethoxy)pyridine-3-carboxylate