InChI=1S/C14H22N2O9/c1-4(6-12(21)15-5(2)11(20)16-6)3-24-14-9(19)7(17)8(18)10(25-14)13(22)23/h4-10,14,17-19H,3H2,1-2H3,(H,15,21)(H,16,20)(H,22,23)