InChI=1S/C18H31N5O9/c1-8(19)14(26)23-12(5-6-13(24)25)16(28)21-7-10(3-4-11(20)18(31)32)15(27)22-9(2)17(29)30/h8-12H,3-7,19-20H2,1-2H3,(H,21,28)(H,22,27)(H,23,26)(H,24,25)(H,29,30)(H,31,32)/p-1/t8-,9-,10?,11+,12+/m0/s1