(24E)-3α-Hydroxy-15α-acetoxylanosta-7,9(11),24-triene-26-oic acid

(E,6R)-6-[(3R,5R,10S,13R,14R,15S,17R)-15-Acetyloxy-3-hydroxy-4,4,10,13,14-pentamethyl-2,3,5,6,12,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-17-yl]-2-methylhept-2-enoic acid