The SMILES Cc1cc(C)c2c(c1)CC1(Cc3c(C)ccc(C)c3C1=O)C2=O represents 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}.
4,5',7,7'-tetramethyl-2,2'-spirobi[3H-indene]-1,1'-dione