The SMILES CC(C)[Si](OC1=C(C(=O)Nc2ccccc2Cl)CCCCC1)(C(C)C)C(C)C is from a molecule that displays 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}.
[C][C][Branch1][C][C][Si][Branch2][Ring1][O][O][C][=C][Branch1][#C][C][=Branch1][C][=O][N][C][=C][C][=C][C][=C][Ring1][=Branch1][Cl][C][C][C][C][C][Ring1][P][Branch1][=Branch1][C][Branch1][C][C][C][C][Branch1][C][C][C]