The SMILES CNC(=S)C(=NNc1[nH]cnc1C(N)=O)C(N)=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}.