5-Fluoro-3-nitro-2-(trifluoromethoxy)pyridine-4-carbonyl chloride
6-Fluoro-2-nitro-3-(trifluoromethoxy)pyridine-4-acetic acid
3-Fluoro-4-nitro-5-(trifluoromethoxy)pyridine-2-carbonyl chloride
2-Fluoro-5-nitro-6-(trifluoromethoxy)pyridine-3-carbonyl chloride