InChI=1/C19H16N4O2S/c20-16-3-1-2-14(10-16)13-4-7-18(8-5-13)26(24,25)23-17-6-9-19-15(11-17)12-21-22-19/h1-12,23H,20H2,(H,21,22)/f/h22H D55F0937E2C83390