3-Fluoro-2-hydroxy-6-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-Fluoro-6-hydroxy-2-(trifluoromethoxy)pyridine-5-methanol
4-Fluoro-3-hydroxy-2-(trifluoromethoxy)pyridine-6-carboxylic acid
3-Fluoro-4-hydroxy-6-(trifluoromethoxy)pyridine-2-carboxylic acid