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: C=CCC1C(C(C)(C)C(C(C)=O)C(=O)C(=O)OC)OC(C(C)(C)C)N1C(=O)OC
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#}
methyl 5-(3-acetyl-5-methoxy-2-methyl-4,5-dioxopentan-2-yl)-2-tert-butyl-4-prop-2-enyl-1,3-oxazolidine-3-carboxylate