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