Formula: C31H28O8 | Mol. Weight: 528.50 g/mol
IUPAC: 16-(3,5-dihydroxyphenyl)-8,17-dimethoxy-9-methyltetracyclo[16.4.0.02,7.010,15]docosa-1(18),2(7),3,5,8,10(15),11,13,19,21-decaene-3,5,13,20-tetrol
CC1=C(C2=C(C3=C(C=C(C=C3)O)C(C(C4=C1C=CC(=C4)O)C5=CC(=CC(=C5)O)O)OC)C(=CC(=C2)O)O)OC