Showing structure for (1s,3ar,3bs,4r,5ar,9ar,9br,11as)-1-[(2r,3s,5r)-5-[(2s)-3,3-dimethyloxiran-2-yl]-2-methoxyoxolan-3-yl]-4-hydroxy-3b,6,6,9a,11a-pentamethyl-1h,2h,3h,3ah,4h,5h,5ah,9bh,10h,11h-cyclopenta[a]phenanthren-7-one