4-Fluoro-2-nitro-3-(trifluoromethoxy)pyridine-6-carbonyl chloride
3-Fluoro-5-nitro-2-(trifluoromethoxy)pyridine-6-carbonyl chloride
6-Fluoro-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-Fluoro-4-nitro-6-(trifluoromethoxy)pyridine-2-carbonyl chloride