The molecule with the SMILES CC(C)C1CCC(=O)CC1CCCCC1CC(=O)CC1O[Si](C)(C)C(C)(C)C displays no activity against HIV.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.