Formula: C19H14O9 | Mol. Weight: 386.30 g/mol
IUPAC: (17R)-13,17-dihydroxy-5-methoxy-7,12-dimethyl-9,15-dioxo-2,10,16-trioxatetracyclo[9.7.0.03,8.014,18]octadeca-1(11),3(8),4,6,12,14(18)-hexaene-4-carbaldehyde
CC1=CC(=C(C2=C1C(=O)OC3=C(O2)C4=C(C(=C3C)O)C(=O)OC4O)C=O)OC