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