InChI=1/C21H12N4O4S2/c22-11-14(17(26)23-12-7-3-1-4-8-12)20-25(13-9-5-2-6-10-13)19(28)16(30-20)15-18(27)24-21(29)31-15/h1-10H,(H,23,26)(H,24,27,29)/p-1/b16-15-,20-14-/fC21H11N4O4S2/h24H/q-1/b16-15-,20-14-,23-17? 23DDCF073C9A324E