4-Bromo-2-(fluoromethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine
5-Bromo-2-fluoro-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
4-Bromo-2-(fluoromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine
4-Bromo-2-fluoro-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride