The SMILES Cn1c2ccccc2c(=O)c2c(O)cc3c(c21)C=CC1(CCCC1)O3 is from a molecule that exhibits 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}.