3-Bromo-2-(difluoromethyl)-6-hydroxypyridine-5-sulfonamide
4-Bromo-3-(difluoromethyl)-6-fluoropyridine-2-methanol
4-Bromo-3-(difluoromethyl)-5-fluoropyridine-2-methanol
3-Bromo-2-(difluoromethyl)-4-hydroxypyridine-6-sulfonamide
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