The SMILES O=C1CSC2=NCC3(NN12)c1ccccc1-c1ccccc13 is from a molecule that displays 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}.
spiro[5,7-dihydro-[1,3]thiazolo[3,2-b][1,2,4]triazine-6,9'-fluorene]-3-one