Formula: C42H32O9 | Mol. Weight: 680.70 g/mol
IUPAC: (1S,2R,3R,9R,10R,17S)-3-(3,5-dihydroxyphenyl)-2,9,17-tris(4-hydroxyphenyl)-8-oxapentacyclo[8.7.2.04,18.07,19.011,16]nonadeca-4(18),5,7(19),11(16),12,14-hexaene-5,13,15-triol
C1=CC(=CC=C1C2C3C(C4=C(C=C(C=C4O)O)C5C(OC6=C5C3=C(C2C7=CC(=CC(=C7)O)O)C(=C6)O)C8=CC=C(C=C8)O)C9=CC=C(C=C9)O)O