InChI=1/C20H20N4O5S2/c1-12(2)18(20(26)27)23-31(28,29)16-9-5-14(6-10-16)13-3-7-15(8-4-13)21-19(25)17-11-30-24-22-17/h3-12,18,23H,1-2H3,(H,21,25)(H,26,27)/p-1/t18-/m0/s1/fC20H19N4O5S2/h21H/q-1 4831CD1EBEB3CA70