4-Bromo-2-(difluoromethyl)-3-methylpyridine-5-sulfonyl chloride
3-Bromo-6-(difluoromethyl)-2-methyl-4-nitropyridine
3-Bromo-5-(difluoromethyl)-6-methylpyridine-2-sulfonyl chloride
3-Bromo-6-(difluoromethyl)-4-methyl-2-nitropyridine
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