User: I need a drug with a acute oral toxicity rat LD50 of 153.0 mg/kg.
Assistant: Sure Can you provide me with more details?
User: The drug should have a 20 carbon atoms, 4 oxygen atoms, and a molecular weight of 348.358 g/mol. Could you please only provide me with the SMILES and return no other information?
Assistant: CCC1(O)C(=O)OCc2c1cc1n(c2=O)Cc2cc3ccccc3nc2-1

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#}

19-ethyl-19-hydroxy-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4,6,8,10,15(20)-heptaene-14,18-dione