InChI=1S/C20H32O3/c1-18(2)8-5-9-19(3)16(18)6-10-20(4,22)17(19)12-15(21)14-7-11-23-13-14/h7,11,13,15-17,21-22H,5-6,8-10,12H2,1-4H3