The SMILES O=C1OC(C2Cc3ccc4c(c3C2=O)CCCC4)c2ccccc21 represents a molecule that exhibits 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}.