User: I need a compound with a acute oral toxicity (LD50 in rats) of 7900.0 mg/kg.
Assistant: Happy to help Can you provide me with more details?
User: The compound should have a 36 carbon atoms, 4 oxygen atoms, and a molecular weight of 639.454 g/mol. Could you please only provide me with the SMILES and return no other information?
Assistant: O=C1c2ccccc2C(=O)c2c1ccc1nc(-c3cc(Cl)c(-c4nc5ccc6c(c5[nH]4)C(=O)c4ccccc4C6=O)cc3Cl)[nH]c21

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#}

2-[2,5-dichloro-4-(6,11-dioxo-1H-naphtho[2,3-e]benzimidazol-2-yl)phenyl]-1H-naphtho[3,2-e]benzimidazole-6,11-dione