[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][=C][C][=Branch2][Ring2][C][=C][Branch2][Ring1][=N][C][=C][Ring1][=Branch1][C][=C][C][=C][C][=Branch1][C][=O][C][=Branch1][=N][=C][Ring1][#Branch1][O][C][C][Ring1][O][Ring2][Ring1][C][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is an organic heterotetracyclic compound that is -6a,7-dihydrobenzo[b]indeno[1,2-d]pyran-9-one carrying four hydroxy substituents at positions 3, 4, 6a and 10. It has a role as a histological dye. It is an enol, an organic heterotetracyclic compound, a member of phenols, a member of quinomethanes and a tertiary alcohol."}]