SMILES: COC(=O)C[C@@H]1C2=CC(=C(C=C2OC3=C1C4=C(C[C@H]([C@H](O4)C5=CC(=C(C=C5)O)O)O)C(=C3)O)O)O
Description: The molecule is an organic heterotetracyclic compound that is 3,4-dihydro-2H,12H-pyrano[2,3-a]xanthene substituted by a 3,4-dihydroxyphenyl group at position 2, hydroxy groups at positions 3, 5, 9 and 10 and a 2-methoxy-2-oxoethyl group at position 12 (the 2R,3R,12R stereoisomer). It is isolated from the barks of Trichilia catigua and exhibits antioxidant activity. It has a role as an antioxidant and a plant metabolite. It is an extended flavonoid, a polyphenol, an organic heterotetracyclic compound, a methyl ester and a member of catechols.