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