2-Fluoro-5-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
5-Fluoro-2-methyl-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride
2-Fluoro-5-hydroxy-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
6-Fluoro-4-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxaldehyde