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