The SMILES CN1C(=O)CC2CCCN2C1=O is from a molecule that exhibits 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}.
[C][N][C][=Branch1][C][=O][C][C][C][C][C][N][Ring1][Branch1][C][Ring1][#Branch2][=O]