2-Bromo-4-(difluoromethyl)-3-hydroxypyridine-6-acetic acid
3-Bromo-2-(difluoromethyl)-4-iodo-5-methylpyridine
2-Bromo-6-(difluoromethyl)-5-iodo-3-methylpyridine
2-Bromo-3-(difluoromethyl)-6-hydroxypyridine-5-acetic acid
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