The SMILES FC(F)(F)c1nc2ccc(SSc3ccc4nc(C(F)(F)F)[nH]c4c3)cc2[nH]1 represents a molecule that shows no activity against the human immunodeficiency virus.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.