InChI=1/C19H16N4O2S/c24-18-8-3-9-23(18)16-7-2-5-14(11-16)19(25)20-15-6-1-4-13(10-15)17-12-26-22-21-17/h1-2,4-7,10-12H,3,8-9H2,(H,20,25)/f/h20H 8999EFE7806D8B92