3-Bromo-2-(difluoromethyl)-4-methoxypyridine-5-acetic acid
6-Bromo-4-(difluoromethyl)-3-iodopyridine-2-sulfonyl chloride
2-Bromo-6-(difluoromethyl)-5-methoxypyridine-3-acetic acid
2-Bromo-4-(difluoromethyl)-3-iodopyridine-6-sulfonyl chloride
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