The molecule with the SMILES COC(O)C12OC3CO[Si](C(C)C)(C(C)C)O[Si](C(C)C)(C(C)C)OC3C1Oc1nc(=O)ccn12 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}.