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