6-Bromo-3-(difluoromethyl)pyridine-2-sulfonyl chloride
2-(Chloromethyl)-4-(difluoromethyl)-3-methylpyridine
2-Bromo-4-(difluoromethyl)pyridine-6-sulfonyl chloride
2-(Chloromethyl)-3-(difluoromethyl)-4-methylpyridine
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