InChI=1/C13H18N4O4S2/c18-11(10-1-8-23(20,21)9-10)16-3-5-17(6-4-16)13(19)15-12-14-2-7-22-12/h2,7,10H,1,3-6,8-9H2,(H,14,15,19)/t10-/m1/s1/f/h15H 23AAC6790AB9B1C7