InChI=1/C10H7N3O4S/c14-9-8(18-10(11-9)12-15)5-6-1-3-7(4-2-6)13(16)17/h1-5,15H,(H,11,12,14)/b8-5+/f/h11H/b8-5+,12-10+ EB675D46B4D1BD48