90295-68-4

3,5-Bis[2-oxo-4-hydroxy-5-[(E)-(4-hydroxyphenyl)carboxymethylene]-2,5-dihydrofuran-3-yl]-7,8-dihydroxynaphthalene-1-carboxylic acid 1,8-lactone

3,5-Bis[2-oxo-4-hydroxy-5-[(E)-(4-hydroxyphenyl)carboxymethylene]-2,5-dihydrofuran-3-yl]-7,8-dihydroxynaphthalene-1-carboxylic acid 1,8-lactone