InChI=1S/C20H34O/c1-6-18(4)12-13-19(5)15(14-18)9-11-20(21)16(19)8-7-10-17(20,2)3/h6,15-16,21H,1,7-14H2,2-5H3/t15-,16+,18-,19-,20-/m1/s1