InChI=1/C20H16N4O2S/c1-13-21-19(24-26-13)18-17(15-10-6-3-7-11-15)23-20(27-18)22-16(25)12-14-8-4-2-5-9-14/h2-11H,12H2,1H3,(H,22,23,25)/f/h22H 1610ABB8DBE25360