3-Bromo-4-(difluoromethyl)-5-hydroxy-2-methoxypyridine
5-Bromo-4-(difluoromethyl)-2-hydroxy-3-iodopyridine
3-Bromo-4-(difluoromethyl)-6-hydroxy-2-iodopyridine
3-Bromo-4-(difluoromethyl)-5-hydroxy-2-iodopyridine
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