InChI=1/C9H8N4O3S2/c10-18(15,16)7-3-1-6(2-4-7)11-9(14)8-5-17-13-12-8/h1-5H,(H,11,14)(H2,10,15,16)/f/h11H,10H2 13FDBDC5C2ED1AD6