InChI=1S/C12H22N2O9/c13-3-4(1-2-5(14)10(18)19)22-12-8(17)6(15)7(16)9(23-12)11(20)21/h4-9,12,15-17H,1-3,13-14H2,(H,18,19)(H,20,21)