InChI=1S/C10H12N4O8S/c15-1-4-7(22-23(18,19)20)6(16)10(21-4)14-3-13-5-8(14)11-2-12-9(5)17/h2-4,6-7,10,15-16H,1H2,(H,11,12,17)(H,18,19,20)