2-Bromo-3-(difluoromethyl)-4-iodopyridine-5-sulfonamide
3-Bromo-6-(difluoromethyl)-2-iodopyridine-4-acetonitrile
3-Bromo-6-(difluoromethyl)-4-iodopyridine-2-acetonitrile
3-Bromo-6-(difluoromethyl)-2-iodopyridine-5-sulfonyl chloride
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