InChI=1S/C17H26O10/c1-7-8(2)23-17-15(26-11(5)20)13(25-10(4)19)12(24-9(3)18)14(27-17)16(21)22-6/h8,12-15,17H,7H2,1-6H3/t8-,12?,13?,14?,15?,17?/m0/s1