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