The SMILES O=C1CCc2cc3c(cc21)CC1(Cc2cc4c(cc2C1)CCCC4)C3 is from a molecule that exhibits no activity against HIV.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.