InChI=1/C20H20N8O2S/c1-30-17-9-5-4-8-16(17)24-18(29)12-31-20-27-26-19(28(20)21)25-23-11-13-10-22-15-7-3-2-6-14(13)15/h2-11,22H,12,21H2,1H3,(H,24,29)(H,25,26)/b23-11+/f/h24-25H 1912A4A96A96A63D