The molecule with the SMILES representation of Cc1cc(C)c2c(c1)CC1(Cc3ccc(C)c(C)c3C1=O)C2=O shows no activity against HIV.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.
5',6,7,7'-tetramethyl-2,2'-spirobi[3H-indene]-1,1'-dione