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