[{"from": "human", "value": "Describe this molecule. [C][C][C][Branch2][Ring2][=Branch1][C][=C][Branch1][Ring2][O][Ring1][Branch1][C][=C][Branch2][Ring1][=Branch2][C][=C][Ring1][#Branch1][O][C][=C][Branch1][Branch1][C][Ring1][=Branch1][=O][C][=C][C][=Branch1][Branch1][=C][Ring1][Branch2][O][O][C][O][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is an organic heterotetracyclic compound that is 1,2-dihydro-6H-furo[2,3-c]xanthene substituted by hydroxy groups at positions 5 and 10, a methoxy group at position 9 and methyl groups at positions 1, 1 and 2 and an oxo group at position 6. Isolated from the stem barks of Garcinia vieillardii, it exhibits antioxidant activity. It has a role as a metabolite and an antioxidant. It is an organic heterotetracyclic compound, a member of phenols, an aromatic ether and a cyclic ether."}]