4-Bromo-5-(difluoromethyl)pyridine-2-sulfonamide
4-Bromo-2-(difluoromethyl)pyridine-6-sulfonamide
6-(Chloromethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-sulfonamide
3-Bromo-2-(difluoromethyl)pyridine-6-sulfonamide
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