[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch1][C][=O][C][=C][Branch2][Branch1][C][C][Branch2][Ring2][=N][C][=Branch1][C][=O][C][=C][Branch2][Ring2][Ring1][C][=C][Branch2][Ring1][=N][C][=C][Branch2][Ring1][=Branch1][C][=C][Ring1][=Branch1][C][=C][Ring1][#Branch2][C][C][Ring1][#C][Branch1][#Branch1][C][C][Ring2][Ring1][Ring1][=O][O][O][C][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a member of the class of tetracyclines with formula C21H18O9, originally isolated from Penicillium claviforme. It has a role as a fungal metabolite, a neurokinin-1 receptor antagonist and a neuropeptide Y receptor antagonist. It is an aromatic ether, a cyclic ketone, an enol, an enone, a methyl ketone, a member of phenols, a member of tetracyclines and a tertiary alpha-hydroxy ketone. It is a conjugate acid of a TAN-1612(1-). It is a tautomer of a BMS-192548."}]