Based on the SMILES representation CC12CC(=O)NN=C1c1ccccc1C2, the molecule shows no activity against HIV.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.
4a-methyl-4,5-dihydro-2H-indeno[1,2-c]pyridazin-3-one