The molecule with the SMILES representation of CN=C(N=C1N(C)C(C)(C)P(=O)(O)N1C)NC shows no activity against the human immunodeficiency virus.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.