InChI=1/C14H11N4O3S2/c1-23(20,21)18-11-4-2-3-10(8-11)15-14(19)9-5-6-12-13(7-9)17-22-16-12/h2-8H,1H3,(H,15,19)/q-1/f/h15H 869656299F1CC792