The SMILES CN1C(=O)C(C)(C)C2(SC(C)(C)C2(C)C)N(C)C1=S is from a molecule that shows 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}.