InChI=1/C12H11N5O3S/c1-8-3-2-6-13-11(8)15-12(21)16-14-7-9-4-5-10(20-9)17(18)19/h2-7H,1H3,(H2,13,15,16,21)/b14-7+/f/h15-16H 9E58AB0126E74791