Showing structure for (1s,3r)-3-[(3ar,3bs,5ar,7s,9as,9bs,10s)-7,10-dihydroxy-3a,3b,6,6,9a-pentamethyl-8-oxo-2h,3h,4h,5h,5ah,7h,9h,9bh,10h,11h-cyclopenta[a]phenanthren-1-yl]-1-[(2r)-3,3-dimethyloxiran-2-yl]butyl acetate