4-Bromo-2-chloro-5-(difluoromethyl)-3-hydroxypyridine
4-Bromo-2-chloro-3-(difluoromethyl)-6-hydroxypyridine
4-Bromo-2-chloro-3-(difluoromethyl)-5-hydroxypyridine
5-Bromo-3-chloro-2-(difluoromethyl)-4-hydroxypyridine
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