InChI=1/C20H12N4O3S2/c21-7-12-18(17-2-1-5-28-17)13(8-22)20(24-19(12)23)29-9-14(25)11-3-4-15-16(6-11)27-10-26-15/h1-6H,9-10H2,(H2,23,24)/f/h23H2 29FBEB2C04B8FC14