InChI=1/C15H12N4O5S/c20-13-11-12(17-14(21)18-13)19(15(22)16-11)25(23,24)10-7-3-5-8-4-1-2-6-9(8)10/h1-7,11-12H,(H,16,22)(H2,17,18,20,21)/p-1/t11-,12+/m1/s1/fC15H11N4O5S/h16-17H/q-1 2B5B476CE98A2F38