The SMILES O=C1OC(=O)C2C1C=C(c1ccccc1)C1C3C=CC(C4C(=O)OC(=O)C34)C21 represents 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}.