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