The molecule is conjugate base of ouabain; major species at pH 7.3. It is a cardenolide glycoside, an 11alpha-hydroxy steroid, a 14beta-hydroxy steroid and a 5beta-hydroxy steroid. It is a conjugate base of an ouabain.
4-[(1R,3S,5S,8R,9S,10R,11R,13R,14S,17R)-1,5,11,14-tetrahydroxy-10-(hydroxymethyl)-13-methyl-3-[(2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy-2,3,4,6,7,8,9,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]furan-2-olate