The SMILES S=c1c2cn[nH]c2nc2scc(-c3ccc(Cl)cc3)n12 is from a molecule that shows no activity against the human immunodeficiency virus.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.