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