Formula: C30H24O12 | Mol. Weight: 576.50 g/mol
IUPAC: (1R,6S,7R,13S,21R)-7,13-bis(3,4-dihydroxyphenyl)-8,12,14-trioxapentacyclo[11.7.1.02,11.04,9.015,20]henicosa-2(11),3,9,15,17,19-hexaene-3,6,17,19,21-pentol
C1C(C(OC2=CC3=C(C4C(C(O3)(OC5=CC(=CC(=C45)O)O)C6=CC(=C(C=C6)O)O)O)C(=C21)O)C7=CC(=C(C=C7)O)O)O