The SMILES CC12CCC3C(CCC4C(=NO)C(=O)C(=NO)CC43C)C1CC(=NO)C2=O is from a molecule that shows 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}.