InChI=1S/C16H26O8/c1-6(2)8-5-4-7(3)13(9(8)17)23-16-12(20)10(18)11(19)14(24-16)15(21)22/h6-8,10-14,16,18-20H,4-5H2,1-3H3,(H,21,22)