Showing structure for 7-(acetyloxy)-9,10-dihydroxy-9a-methyl-1-(6-methyl-5-methylideneheptan-2-yl)-1h,2h,3h,3ah,3bh,4h,6h,7h,8h,9h,9bh,10h,11h-cyclopenta[a]phenanthrene-11a-carboxylic acid