InChI=1S/C20H34O3/c1-2-3-4-5-6-7-8-9-12-15-18-19(23-18)16-13-10-11-14-17-20(21)22/h6-7,9,12,18-19H,2-5,8,10-11,13-17H2,1H3,(H,21,22)/b7-6-,12-9-