InChI=1/C12H9N5O3S2/c13-6-8(5-10-7-21-17-16-10)12(18)15-9-1-3-11(4-2-9)22(14,19)20/h1-5,7H,(H,15,18)(H2,14,19,20)/b8-5+/f/h15H,14H2 4FA45FABCB61A002