The SMILES O=C1OC(=O)C2C1C(c1ccccc1[N+](=O)[O-])C=C(c1ccco1)N2c1ccncc1 is from a molecule that displays 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}.