The SMILES COC(=O)NC(C(=O)NC(OCc1ccccc1)C1COC(C)(C)O1)C(C)O[Si](C)(C)C(C)(C)C is not active against HIV.
The {#molecule |!}{SMILES__description} {SMILES#} is {activity_HIV#not &NULL}{activity_HIV__names__adjective}.