Showing structure for methyl (2r)-2-[(1s,2s,3as,5ar,6s,9ar,9br,11as)-2-hydroxy-6-(hydroxymethyl)-3a,6,9a,11a-tetramethyl-7-oxo-1h,2h,3h,5h,5ah,8h,9h,9bh,10h,11h-cyclopenta[a]phenanthren-1-yl]-6-methylhept-5-enoate