InChI=1S/C15H26N4O8/c1-7(2)12(19-13(24)8(16)6-20)14(25)17-5-10(21)18-9(15(26)27)3-4-11(22)23/h7-9,12,20H,3-6,16H2,1-2H3,(H,17,25)(H,18,21)(H,19,24)(H,22,23)(H,26,27)