4-Fluoro-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetic acid
6-Fluoro-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-acetic acid
4-Hydroxy-3-nitro-2-(trifluoromethoxy)pyridine-6-sulfonamide
3-Hydroxy-5-nitro-6-(trifluoromethoxy)pyridine-2-sulfonamide