InChI=1S/C24H38O7/c1-12(3-6-21(30)31)14-4-5-15-22-16(9-20(29)23(14,15)2)24(11-25)10-19(28)17(26)7-13(24)8-18(22)27/h12-16,18-20,22,25,27-29H,3-11H2,1-2H3,(H,30,31)/t12?,13?,14?,15?,16?,18?,19?,20?,22?,23-,24-/m1/s1