IUPAC: (3R)-10-hydroxy-8-[(3R)-10-hydroxy-7-methoxy-3-methyl-1,6,9-trioxo-1H,3H,4H,6H,9H-naphtho[2,3-c]pyran-8-yl]-7-methoxy-3-methyl-1H,3H,4H,6H,9H-naphtho[2,3-c]pyran-1,6,9-trione

SMILES: COC1=C(C(=O)c2c(O)c3C(=O)O[C@H](C)Cc3cc2C1=O)C1=C(OC)C(=O)c2cc3C[C@@H](C)OC(=O)c3c(O)c2C1=O