2-Bromo-3-fluoro-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
6-Bromo-2-fluoro-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
4-Bromo-3-fluoro-2-(trifluoromethoxy)pyridine-5-methanol
6-Bromo-4-fluoro-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride