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: COc1ccc(C=C2CN(C)CC3C2=NC(=S)NC3c2ccc(OC)cc2)cc1
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#}
4-(4-methoxyphenyl)-8-[(4-methoxyphenyl)methylidene]-6-methyl-4,4a,5,7-tetrahydro-3H-pyrido[4,3-d]pyrimidine-2-thione