InChI=1S/C20H34O2/c1-7-18(4)12-9-15-19(5)11-8-10-17(2,3)16(19)14(21)13-20(15,6)22-18/h7,14-16,21H,1,8-13H2,2-6H3/t14-,15+,16-,18+,19+,20+/m0/s1