The SMILES Nc1cc(C(=O)NC2C3CC4CC(C3)CC2C4)nc(S)n1 represents 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}.