The molecule with the SMILES representation of Br.NC(=O)C(=CNc1nc(-c2ccc(Br)cc2)cs1)C(N)=O shows no activity against HIV.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.