The molecule with the SMILES O=C(NN=CC(F)(F)F)c1ccncc1 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}.
N-(2,2,2-trifluoroethylideneamino)pyridine-4-carboxamide