InChI=1S/C20H32O3/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)23-22/h6-7,9-10,12-13,15-16,22H,2-5,8,11,14,17-19H2,1H3