InChI=1S/C20H30O2/c1-6-19(5,21)14-10-13-12(2)15-11-16-18(3,4)8-7-9-20(13,16)17(14)22-15/h6,13-17,21H,1-2,7-11H2,3-5H3/t13-,14-,15?,16-,17+,19-,20?/m0/s1