2,3,7,8-tetrahydroxychromenol[5,4,3-cde]chromene-5,10-dione [ 2,3,7,8-tetrahydroxy[1]benzopyrano- [5,4,3-cde][1]benzopyran-5,10-dione | benzoaric acid | ellagic acid | Lagistase | 4,4,5,5',6,6'-hexahydrodiphenic acid 2,6,2',6'-dilactone | alizarine yellow | elagostasine | eleagic acid | Gallogen ]
2,3,7,8-tétrahydroxychroméno[5,4,3-cde]chromène-5,10-dione [ acide benzoarique | acide ellagique ]