InChI=1S/C16H20N2O10/c17-6(14(23)24)4-7(19)5-2-1-3-8(9(5)18)27-16-12(22)10(20)11(21)13(28-16)15(25)26/h1-3,6,10-13,16,20-22H,4,17-18H2,(H,23,24)(H,25,26)