The SMILES O=C1CCc2ccc3c(c21)CC1(Cc2ccccc2C1)C3 represents a molecule that exhibits no activity against the human immunodeficiency virus.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.
spiro[1,3-dihydroindene-2,7'-2,3,6,8-tetrahydro-as-indacene]-1'-one