2-Bromo-5-(difluoromethyl)-6-fluoropyridine-3-sulfonyl chloride
2-Bromo-6-(difluoromethyl)-4-hydroxypyridine-3-acetic acid
6-Bromo-3-(difluoromethyl)-4-fluoropyridine-2-sulfonyl chloride
2-Bromo-6-(difluoromethyl)-3-hydroxypyridine-4-acetic acid
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