3-Fluoro-5-hydroxy-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
4-Fluoro-2-methyl-6-(trifluoromethoxy)pyridine-3-sulfonamide
4-Fluoro-2-methyl-3-(trifluoromethoxy)pyridine-6-sulfonamide
3-Fluoro-4-hydroxy-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine