Showing structure for (1r,2s,3s,4r)-1-[(1s,3's,3as,3br,5as,9as,9bs,11as)-3',9a,11a-trimethyl-7-oxo-dodecahydro-2h-spiro[cyclopenta[a]phenanthrene-1,2'-oxiran]-3'-yl]-5-(acetyloxy)-4-hydroxy-2,3,4-trimethylpentyl acetate