InChI=1S/C12H24N2O8/c13-4-2-1-3-6(12(19)20)14(21)11-10(18)9(17)8(16)7(5-15)22-11/h6-11,15-18,21H,1-5,13H2,(H,19,20)/t6-,7+,8-,9-,10+,11?/m0/s1