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: CCOC(=O)NN=CC1=NN(C(=O)OCC)S(=O)C1C
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#}
ethyl 4-[(ethoxycarbonylhydrazinylidene)methyl]-5-methyl-1-oxo-5H-thiadiazole-2-carboxylate