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