Showing structure for (3r,3ar,8s,11br)-3-[(2r,3e,5r)-5,6-dimethylhept-3-en-2-yl]-3a,6-dimethyl-1h,2h,3h,4h,5h,7h,8h,9h,10h,11bh-cyclopenta[a]anthracen-8-ol