InChI=1/C9H8N2O5/c12-8(13)5-10-9(14)6-1-3-7(4-2-6)11(15)16/h1-4H,5H2,(H,10,14)(H,12,13)/p-1/fC9H7N2O5/h10H/q-1 79ADE4369C364670