InChI=1S/C10H12N4O8S/c15-6-5(2-21-23(18,19)20)22-10(7(6)16)14-8-4(1-13-14)9(17)12-3-11-8/h1,3,5-7,10,15-16H,2H2,(H,11,12,17)(H,18,19,20)