Showing structure for (2r,5s)-5-[(3r)-3-[(1r,3as,3bs,5ar,7s,9as,11ar)-7-methoxy-3a,6,6,9a,11a-pentamethyl-1h,2h,3h,3bh,4h,5h,5ah,7h,8h,9h,11h-cyclopenta[a]phenanthren-1-yl]butyl]-2,4,4-trimethyl-1,3-dioxolane