The SMILES NCc1ccccc1-c1c2nc(c(-c3ccccc3CN)c3ccc([nH]3)c(-c3ccccc3CN)c3nc(c(-c4ccccc4CN)c4ccc1[nH]4)C=C3)C=C2 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}.