IUPAC:2-{[(2E)-3-(3-{[1-carboxy-2-(3,4-dihydroxyphenyl)ethoxy]carbonyl}-2-(3,4-dihydroxyphenyl)-7-hydroxy-2,3-dihydro-1-benzofuran-4-yl)prop-2-enoyl]oxy}-3-(3,4-dihydroxyphenyl)propanoic acid
IUPAC:2-{[(2E)-3-(3-{[1-carboxy-2-(3,4-dihydroxyphenyl)ethoxy]carbonyl}-2-(3,4-dihydroxyphenyl)-7-hydroxy-2,3-dihydro-1-benzofuran-4-yl)prop-2-enoyl]oxy}-3-(3,4-dihydroxyphenyl)propanoic acid