InChI=1/C14H8N4O4S2/c15-24(21,22)14-17-9-4-3-7(6-10(9)23-14)18-12(19)8-2-1-5-16-11(8)13(18)20/h1-6H,(H2,15,21,22)/f/h15H2 C769CF57E36DA92D