InChI=1/C8H10N4O4S/c9-8(10)11-12-17(15,16)6-3-1-5(2-4-6)7(13)14/h1-4,12H,(H,13,14)(H4,9,10,11)/p-1/fC8H9N4O4S/h9,11H,10H2/q-1 FDDD0EDB88A4826C