IUPAC: 5-hydroxy-7-{5-hydroxy-8-methoxy-2-methyl-4,6,9-trioxo-4H,6H,9H-cyclohexa[g]chromen-7-yl}-8-methoxy-2-methyl-4H,6H,9H-cyclohexa[g]chromene-4,6,9-trione

SMILES: COC1=C(C(=O)c2c(O)c3c(cc2C1=O)oc(C)cc3=O)C1=C(OC)C(=O)c2cc3oc(C)cc(=O)c3c(O)c2C1=O |c:24,t:2|