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