The SMILES Cn1cnc([N+](=O)[O-])c1Sc1nnc(-c2cccnc2)n1C represents 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}.