InChI=1S/C20H30O3/c1-14-4-7-17-19(2,10-8-18(22)20(17,3)13-21)16(14)6-5-15-9-11-23-12-15/h9,11-12,16-18,21-22H,1,4-8,10,13H2,2-3H3/t16-,17+,18-,19-,20-/m1/s1