Based on the SMILES BrC12C3C4C5C(C(C43)C13OCCO3)C52, the molecule shows no activity against the human immunodeficiency virus.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.
1'-bromospiro[1,3-dioxolane-2,9'-pentacyclo[4.3.0.02,4.03,8.05,7]nonane]