InChI=1/C21H20N8O2S/c1-13(30)14-6-8-16(9-7-14)25-19(31)12-32-21-28-27-20(29(21)22)26-24-11-15-10-23-18-5-3-2-4-17(15)18/h2-11,23H,12,22H2,1H3,(H,25,31)(H,26,27)/b24-11+/f/h25-26H 7D9648510CCB2AB2