The SMILES CCn1c(=O)c2c(=O)[nH][nH]c2c2ccccc21 represents a molecule that exhibits 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}.
5-ethyl-1,2-dihydropyrazolo[4,3-c]quinoline-3,4-dione