The SMILES C#CC1(O)CCC2C3CCC4=C(CCC(=O)C4)C3CCC21C represents 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}.