Based on the SMILES representation Cn1c(=O)[nH]c2[nH]c3ccccc3c2c1=O, the molecule exhibits no activity against HIV.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.
3-methyl-1,9-dihydropyrimido[4,5-b]indole-2,4-dione