The SMILES O=C1C(Br)=CC2C3C=CC(Br)(C3=O)C12 represents a molecule that displays no activity against the human immunodeficiency virus.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.
[O][=C][C][Branch1][C][Br][=C][C][C][C][=C][C][Branch1][C][Br][Branch1][Branch1][C][Ring1][=Branch1][=O][C][Ring1][=N][Ring1][=Branch2]