The SMILES CC(=O)NCCC1CN(C(=O)C=CC#C[Si](C)(C)C)c2ccccc21 represents a molecule that exhibits 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}.