The SMILES CNCC(=O)NC(CO)C(=O)NC(CO)C(=O)NC1C(C(N)=O)OC(n2ccc(=N)[nH]c2=O)C(O)C1O represents a molecule that shows no activity against HIV.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.