2-Bromo-4-(difluoromethyl)-6-fluoropyridine-3-sulfonyl chloride
2-Bromo-4-(difluoromethyl)-5-fluoropyridine-3-sulfonyl chloride
6-Bromo-4-(difluoromethyl)-2-iodopyridine-3-carboxylic acid
6-Bromo-4-(difluoromethyl)-3-iodopyridine-2-carboxylic acid
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