InChI=1/C12H9N5O4S/c18-10-11(19)16-9-6(5-14-12-13-1-2-22-12)3-7(17(20)21)4-8(9)15-10/h1-4H,5H2,(H,13,14)(H,15,18)(H,16,19)/f/h14-16H 2194E2E89BD05EA0