InChI=1S/C20H30O3/c1-14(7-6-8-15(2)13-19(22)23)9-10-17-16(3)18(21)11-12-20(17,4)5/h6-10,15,18,21H,11-13H2,1-5H3,(H,22,23)/b8-6+,10-9+,14-7-