The SMILES CC(C)(C)OC=C1C(=O)OC2CC(O[Si](C)(C)C(C)(C)C)CC12 is not active against HIV.
The {#molecule |!}{SMILES__description} {SMILES#} is {activity_HIV#not &NULL}{activity_HIV__names__adjective}.
5-[tert-butyl(dimethyl)silyl]oxy-3-[(2-methylpropan-2-yl)oxymethylidene]-4,5,6,6a-tetrahydro-3aH-cyclopenta[b]furan-2-one