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