Is the SMILES CC(C)(C)[Si](C)(C)OCC1OC(n2cnc3c(O)nc(NCc4ccccc4)nc32)C(O[Si](C)(C)C(C)(C)C)C1O[Si](C)(C)C(C)(C)C active against the human immunodeficiency virus:no
Is the {SMILES__description} {SMILES#} {activity_HIV__names__adjective}:{activity_HIV#no&yes}
9-[3,4-bis[[tert-butyl(dimethyl)silyl]oxy]-5-[[tert-butyl(dimethyl)silyl]oxymethyl]oxolan-2-yl]-2-[(phenylmethyl)amino]purin-6-ol