(1R,2S)-2-((3S,8S,9S,10R,13S,14S,17R)-10,13-dimethyl-3-((tetrahydro-2H-pyran-2-yl)oxy)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-1-((2S,3R)-3-isopropyl-3-methyloxiran-2-yl)propan-1-ol