InChI=1S/C20H32O3/c1-19(21)17-15-13-11-9-7-5-3-2-4-6-8-10-12-14-16-18-20(22)23/h4,6,8,10,12,14,16,18-19,21H,2-3,5,7,9,11,13,15,17H2,1H3,(H,22,23)