InChI=1S/C24H40O7/c1-12(3-6-20(30)31)15-4-5-16-21-17(27)8-13-7-14(26)9-19(29)23(13,2)22(21)18(28)10-24(15,16)11-25/h12-19,21-22,25-29H,3-11H2,1-2H3,(H,30,31)/t12?,13?,14?,15?,16?,17?,18?,19?,21?,22?,23-,24+/m1/s1