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