[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C@H1][C][C][=C][C][=Branch2][Ring2][Ring2][=C][C][=Branch1][O][=C][Ring1][=Branch1][C][=Branch1][C][=O][C][Ring1][O][C][=Branch1][C][=O][C][=C][Branch1][Branch1][C][Ring1][O][=O][C][=Branch1][=Branch1][=C][C][=C][Ring1][Branch2][O][O]"}, {"from": "gpt", "value": "The molecule is a carbopolycyclic compound that is 3,4-dihydrotetraphene-1,7,12(2H)-trione substituted by hydroxy groups at positions 6 and 8 and an ethyl group at position 3 (the S stereoisomer). It is isolated from the culture broth of Nocardia brasiliensis and exhibits antibacterial activity against Gram-positive bacteria. It is also active against the multiple drug-resistant P388/ADR tumour cells. It has a role as a metabolite, an antibacterial agent, an antimicrobial agent and an antineoplastic agent. It is a polyphenol, a carbopolycyclic compound and a member of p-quinones."}]