InChI=1S/C16H20N4O12/c21-1-3-5(22)8(25)13(30-3)20-2-17-4-11(20)18-16(19-12(4)27)32-15-9(26)6(23)7(24)10(31-15)14(28)29/h2-3,5-10,13,15,21-26H,1H2,(H,28,29)(H,18,19,27)