User: I'm looking for the SMILES of a molecule that is not active against the human immunodeficiency virus?
Assistant: This is a molecule that is not active against the human immunodeficiency virus: N=c1[nH]n2c(=O)c3ccccc3nc2s1
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#}
2-azanylidene-3H-[1,3,4]thiadiazolo[2,3-b]quinazolin-5-one