Based on the SMILES Cn1c(=O)c2c(no[n+]2[O-])c2ccccc21, the molecule exhibits no activity against the human immunodeficiency virus.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.
5-methyl-3-oxido-[1,2,5]oxadiazolo[3,4-c]quinolin-3-ium-4-one