User: I'm searching for the SMILES of a molecule that is not active against HIV?
Assistant: This is a molecule that is not active against HIV: OC1c2ccccc2C2C1C(c1ccccc1)C1(Cc3ccccc3C1O)C2c1ccccc1
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that is {activity_HIV#not &NULL}{activity_HIV__names__adjective}?
Assistant: This is a molecule that is {activity_HIV#not &NULL}{activity_HIV__names__adjective}: {SMILES#}