InChI=1S/C10H16N2O7/c1-10(18)7(15)11-9(17)12(8(10)16)6-2-4(14)5(3-13)19-6/h4-6,8,13-14,16,18H,2-3H2,1H3,(H,11,15,17)/t4-,5+,6+,8?,10?/m0/s1