Synonyms: | calotropin;(2α,3β)-14-Hydroxy-19-oxo-3,2-[[(2S,3S,4S,6R)-tetrahydro-3,4-dihydroxy-6-methyl-2H-pyran-2,3-diyl]bis(oxy)]-5α,14β-card-20(22)-enolide;Card-20(22)-enolide, 14-hydroxy-19-oxo-2,3-[[(2S,3S,4S,6R)-tetrahydro-3,4-dihydroxy-6-methyl-2H-pyran-3,2-diyl]bis(oxy)]-, (2α,3β,5α)- |