The molecule is a (5alpha)-3-oxocholestan-26-oic acid that has S configuration at position 25 (the carbon attached to the carboxy group). It is a conjugate acid of a (25S)-dafachronate.
(2S,6R)-6-[(5S,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-3-oxo-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-17-yl]-2-methylheptanoic acid