The molecule with the SMILES representation of CC(CC(=O)N1C2CC3CCC2(CS1(=O)=O)C3(C)C)[Si](C)(C)C shows no activity against HIV.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.