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: NNC(=O)NN=C1CN(c2ccc(Cl)cc2Cl)C(=O)C(=O)C1c1nc2ccccc2o1
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#}