The SMILES O=C(O)c1onc2ccccc12 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][Branch1][C][O][C][O][N][=C][C][=C][C][=C][C][=Ring1][=Branch2][Ring1][=Branch1]