The molecule with the SMILES representation of CC(C)[Si](CC1=CCCCC12C(=O)N(COCC[Si](C)(C)C)c1ccccc12)(C(C)C)C(C)C shows no activity against the human immunodeficiency virus.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.