InChI=1/C20H16N6S/c21-13-15(19-25-17-6-1-2-7-18(17)27-19)16-9-12-24-20(26-16)23-11-8-14-5-3-4-10-22-14/h1-7,9-10,12,25H,8,11H2,(H,23,24,26)/b19-15-/f/h23H 1E8E6473BC05FFE3