The SMILES CCOC(=O)C(=O)c1c([N+](=O)[O-])[nH]c2c(OC)n[n+]([O-])cc12 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}.