InChI=1S/C16H20N4O10/c21-2-6-5(29-16-11(24)9(22)10(23)12(30-16)15(26)27)1-7(28-6)20-4-19-8-13(20)17-3-18-14(8)25/h3-7,9-12,16,21-24H,1-2H2,(H,26,27)(H,17,18,25)