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