4,5-Dibromo-2-(difluoromethyl)pyridine-3-sulfonyl chloride
2-(Difluoromethyl)-4-(trifluoromethyl)pyridine-3-sulfonamide
4,5-Dibromo-3-(difluoromethyl)pyridine-2-sulfonyl chloride
3,6-Dibromo-2-(difluoromethyl)pyridine-5-sulfonyl chloride
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