4-Bromo-3-(bromomethyl)-5-(difluoromethyl)-2-iodopyridine
3-Bromo-4-(difluoromethyl)-2-hydroxypyridine-6-carbonyl chloride
4-Bromo-3-(bromomethyl)-2-(difluoromethyl)-5-iodopyridine
4-Bromo-2-(bromomethyl)-6-(difluoromethyl)-3-iodopyridine
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