IUPAC:(2Z)-2-[(3,4-dihydroxyphenyl)methylidene]-7-hydroxy-6-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-2,3-dihydro-1-benzofuran-3-one
IUPAC:(2Z)-2-[(3,4-dihydroxyphenyl)methylidene]-7-hydroxy-6-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-2,3-dihydro-1-benzofuran-3-one