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