The SMILES O=C1C2=C(c3ccccc31)C(c1ccc(Cl)cc1)NC(=S)N2 is from a molecule that displays 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}.