The molecule is a hexahydroxy steroidal lactone obtained by hydrolysis of ouabain. It has a role as an EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor. It is a 3beta-hydroxy steroid, a 1-hydroxy steroid, a 5beta-hydroxy steroid, an 11alpha-hydroxy steroid, a 14beta-hydroxy steroid and a 19-hydroxy steroid. It is a conjugate acid of an ouabagenin(1-). It derives from a hydride of a 5beta-cardanolide.
3-[(1R,3S,5S,8R,9S,10R,11R,13R,14S,17R)-1,3,5,11,14-pentahydroxy-10-(hydroxymethyl)-13-methyl-2,3,4,6,7,8,9,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]-2H-furan-5-one