InChI=1/C12H8N4O2S/c1-2-5-16-11(17)8-10(15-12(16)18)14-9(13-8)7-4-3-6-19-7/h1,3-4,6H,5H2,(H,13,14)(H,15,18)/f/h13,15H D6FA75E70FC709A6