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