InChI=1S/C16H24O9/c1-2-6-9(7-4-3-5-8-10(17)18)24-16-13(21)11(19)12(20)14(25-16)15(22)23/h2-4,6,9,11-14,16,19-21H,5,7-8H2,1H3,(H,17,18)(H,22,23)/b4-3-,6-2-