英文名称
2-[4-[2-Carboxy-2-[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-enoyloxy]ethyl]-2-(3,4-dihydroxyphenyl)-7-hydroxy-2,3-dihydro-1-benzofuran-3-carbonyl]oxy-3-(3,4-dihydroxyphenyl)propanoic acid