InChI=1S/C24H40O7/c1-12(3-6-18(28)29)14-4-5-15-19-20(17(27)10-24(14,15)11-25)23(2)8-7-13(26)9-16(23)21(30)22(19)31/h12-17,19-22,25-27,30-31H,3-11H2,1-2H3,(H,28,29)/t12?,13?,14?,15?,16?,17?,19?,20?,21?,22?,23-,24-/m0/s1