InChI=1S/C27H46O5/c1-16(5-4-6-17(2)25(31)32)20-7-8-22-24-21(10-12-27(20,22)15-28)26(3)11-9-19(29)13-18(26)14-23(24)30/h16-24,28-30H,4-15H2,1-3H3,(H,31,32)/t16?,17?,18-,19?,20+,21-,22-,23?,24?,26-,27-/m0/s1