The molecule with the SMILES representation of CC1(C)N=[N+]([O-])C1(C)C 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}.
3,3,4,4-tetramethyl-1-oxidodiazet-1-ium