The SMILES Nc1c2ccccc2nc2ccc3c(=O)cc(-c4ccccc4)oc3c12 is from a molecule that displays no activity against the human immunodeficiency virus.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.
12-amino-2-phenylpyrano[2,3-a]acridin-4-one