IUPAC:5-[(1E)-2-[(2R,3R)-3-(4-hydroxy-3,5-dimethoxyphenyl)-2-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]ethenyl]benzene-1,3-diol
IUPAC:5-[(1E)-2-[(2R,3R)-3-(4-hydroxy-3,5-dimethoxyphenyl)-2-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]ethenyl]benzene-1,3-diol