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