The SMILES C=CCN(N=O)C(=O)ON1C(=O)CCC1=O is from a molecule that shows no activity against the human immunodeficiency virus.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.
(2,5-dioxopyrrolidin-1-yl) N-nitroso-N-prop-2-enylcarbamate