5-Bromo-2-fluoro-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
6-Bromo-4-hydroxy-3-(trifluoromethoxy)pyridine-2-sulfonamide
4-Bromo-2-methyl-5-(trifluoromethoxy)pyridine-3-methanol
2-Bromo-4-hydroxy-3-(trifluoromethoxy)pyridine-5-sulfonamide
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