User: I need a drug with a acute oral toxicity (LD50 in rats) of 4000.0 mg/kg.
Assistant: Sure Can you provide me with more details?
User: The drug should have a 21 carbon atoms, 9 oxygen atoms, and a molecular mass of 557.607 g/mol. Could you please only provide me with the SMILES and return no other information?
Assistant: COCC1=C(C(=O)OC(C)OC(=O)OC(C)C)N2C(=O)C(NC(=O)C(=NOC)c3csc(N)n3)C2SC1

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#}

1-propan-2-yloxycarbonyloxyethyl 7-[[2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate