Synonyms: 4-{[(3|A,5|A)-11,20-dioxopregnan-3-yl]oxy}-4-oxobutanoic acid;MLS002693443;NSC63563;AC1L6LCK;AC1Q5VRJ;AR-1F9993;NSC-63563;4-[[(3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-10,13-dimethyl-11-oxo-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-yl]oxy]-4-oxobutanoic acid