Showing structure for (1r,3s,3ar,5ar,7s,9as,11ar)-3a,6,6,9a,11a-pentamethyl-1-(6-methyl-5-methylideneheptan-2-yl)-1h,2h,3h,5h,5ah,7h,8h,9h,11h-cyclopenta[a]phenanthrene-3,7-diol