The molecule is a sesquiterpenoid glycoside obtained from Helminthosporium sacchari with formula C39H64O22. It is a carbobicyclic compound, a carbohydrate derivative, a sesquiterpenoid and a glycoside.
(2R,3R,4R,5S)-2-[(1R)-1-[(2R,3R,4R,5R)-5-[2-[(4aR,6R)-6-[(2R,3R,4R,5R)-5-[(1R)-1-[(2R,3R,4R,5S)-5-[(1R)-1,2-dihydroxyethyl]-3,4-dihydroxyoxolan-2-yl]oxy-2-hydroxyethyl]-3,4-dihydroxyoxolan-2-yl]oxy-4a,8-dimethyl-2,3,4,5,6,7-hexahydro-1H-naphthalen-2-yl]prop-2-enoxy]-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethoxy]-5-[(1R)-1,2-dihydroxyethyl]oxolane-3,4-diol