InChI=1S/C27H38O3/c1-17(28)24(2)11-6-12-25(3)21(24)9-13-26(4)22(25)10-14-27(5)23(26)16-18-15-19(29)7-8-20(18)30-27/h7-8,15,21-23,29H,6,9-14,16H2,1-5H3/t21-,22+,23-,24+,25-,26+,27-/m0/s1