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