InChI=1/C17H20N4O3S2/c1-2-12(17-20-13-6-3-4-7-14(13)21-17)19-15(22)9-10-18-26(23,24)16-8-5-11-25-16/h3-8,11-12,18H,2,9-10H2,1H3,(H,19,22)(H,20,21)/t12-/m1/s1/f/h19-20H 91721719F27399C8