InChI=1/C21H18N4O2S/c26-20(24-15-9-8-13-4-3-5-14(13)10-15)19-17(11-28-21-22-12-23-25-21)16-6-1-2-7-18(16)27-19/h1-2,6-10,12H,3-5,11H2,(H,24,26)(H,22,23,25)/f/h23-24H FEC2962C4831EAD4