User: I need a chemical with a acute oral toxicity (LD50 in rats) of 68.8 mg/kg.
Assistant: Happy to help Can you provide me with more constraints?
User: The chemical should have a 14 carbon atoms, 5 oxygen atoms, and a molecular weight of 260.245 g/mol. Could you please only provide me with the SMILES and return no other information?
Assistant: COc1c2occc2c(OC)c2c(=O)cc(C)oc12

User: I need a {#drug|compound|chemical!} with a {CATMoS_LD50_mgkg__names__noun} of {CATMoS_LD50_mgkg#} {CATMoS_LD50_mgkg__units}.
Assistant: {#Happy to help!|Sure!|Of course!} Can you provide me with more {#constraints|details|information!}?
User: The {#drug|compound|chemical!} should have a {num_carbon_atoms#} {num_carbon_atoms__names__noun}, {num_oxygen_atoms#} {num_oxygen_atoms__names__noun}, and a {molecular_mass__names__noun} of {molecular_mass#} {molecular_mass__units}. Could you please only provide me with the {SMILES__description} and return no other information?
Assistant: {SMILES#}

4,9-dimethoxy-7-methylfuro[3,2-g]chromen-5-one