Showing structure for (1r,3s,5r,7r,8s)-5-benzoyl-3-(3,7-dimethylocta-2,6-dien-1-yl)-6,6-dimethyl-1-(3-methylbut-2-en-1-yl)-8-(2-methylprop-1-en-1-yl)adamantane-2,4,9-trione