Formula: C23H18O8 | Mol. Weight: 422.40 g/mol
IUPAC: (6R)-10-hydroxy-16,17-dimethoxy-6-prop-1-en-2-yl-2,7,20-trioxapentacyclo[11.8.0.03,11.04,8.014,19]henicosa-1(13),3(11),4(8),9,14,16,18-heptaene-12,21-dione
CC(=C)C1CC2=C(O1)C=C(C3=C2OC4=C(C3=O)C5=CC(=C(C=C5OC4=O)OC)OC)O