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