InChI=1S/C24H40O7/c1-11(4-5-19(30)31)21-16(27)9-14-20-15(26)7-12-6-13(25)8-18(29)24(12,3)22(20)17(28)10-23(14,21)2/h11-18,20-22,25-29H,4-10H2,1-3H3,(H,30,31)/t11?,12?,13?,14?,15?,16?,17?,18?,20?,21?,22?,23-,24+/m0/s1