81678-46-8

(3′R,4S,5R,5′S,10S,13S,14S,17S)-4-(hydroxymethyl)-3′,4,10,13,14-pentamethyl-5′-propanoylspiro[2,5,6,7,11,12,15,16-octahydro-1H-cyclopenta[a]phenanthrene-17,2′-oxolane]-3-one