3-(Bromomethyl)-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-5-sulfonamide
5-(Difluoromethyl)pyridine-2-sulfonamide
2-(Bromomethyl)-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-sulfonamide
4-(Difluoromethyl)pyridine-2-sulfonamide
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