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