InChI=1S/C27H46O6/c1-16(25(32)33)4-3-5-17(14-28)20-6-7-21-24-22(9-10-26(20,21)2)27(15-29)11-8-19(30)12-18(27)13-23(24)31/h16-24,28-31H,3-15H2,1-2H3,(H,32,33)/t16?,17?,18?,19?,20?,21?,22?,23?,24?,26-,27-/m1/s1