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