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