The SMILES COC(O)C12OC3CO[Si](C(C)C)(C(C)C)O[Si](C(C)C)(C(C)C)OC3C1Oc1nc(=O)ccn12 is not active against HIV.
The {#molecule |!}{SMILES__description} {SMILES#} is {activity_HIV#not &NULL}{activity_HIV__names__adjective}.