The SMILES O=C1NC(=S)NNC12c1ccccc1-c1ccccc12 represents a molecule that shows 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}.
3-sulfanylidenespiro[1,2,4-triazinane-6,9'-fluorene]-5-one