(S)-2-((1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl)amino)-2-((8S,9S,10R,11S,13S,14S,17S)-11-hydroxy-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)acetic acid