InChI=1S/C15H16N4O6/c20-13(21)10(5-9-6-16-7-18-9)17-2-1-8-3-11(14(22)23)19-12(4-8)15(24)25/h1-3,6-7,10,12,19H,4-5H2,(H,16,18)(H,20,21)(H,22,23)(H,24,25)/b8-1-,17-2-/t10?,12-/m0/s1