Formula: C28H20O6 | Mol. Weight: 452.50 g/mol
IUPAC: (2R,3R,10R,11R)-3,11-bis(4-hydroxyphenyl)-4,12-dioxapentacyclo[8.6.1.12,5.013,17.09,18]octadeca-1(17),5,7,9(18),13,15-hexaene-7,15-diol
C1=CC(=CC=C1C2C3C4=C5C(C(OC5=CC(=C4)O)C6=CC=C(C=C6)O)C7=C3C(=CC(=C7)O)O2)O