The molecule with the SMILES representation of NNC(=O)C(NC(=O)c1ccccc1)=C(N)c1ccc(Cl)cc1 exhibits no activity against HIV.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.