The SMILES NC(=S)C1=C(N)Oc2c(c(=O)oc3ccccc23)C1c1ccc(Br)cc1 is from a molecule that exhibits no activity against HIV.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.