InChI=1S/C20H36O3/c1-15(11-14-21)8-9-18(22)20(5,23)13-10-17-16(2)7-6-12-19(17,3)4/h11,17-18,21-23H,2,6-10,12-14H2,1,3-5H3/b15-11+/t17-,18-,20+/m1/s1