3-Bromo-6-(chloromethyl)-4-(difluoromethyl)-2-fluoropyridine
4-Bromo-2-(difluoromethyl)-6-iodopyridine-3-carbonyl chloride
5-Bromo-2-(chloromethyl)-3-(difluoromethyl)-6-fluoropyridine
4-Bromo-2-(difluoromethyl)-5-iodopyridine-3-carbonyl chloride
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