The SMILES CC1(CC2=C(C(=O)NCCO[Si](C)(C)C(C)(C)C)C3(OCCO3)C2=O)OCCO1 is from a molecule that shows 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}.