The SMILES FC(F)(F)C1(C(F)(F)F)C2CCC3(CC(F)(F)C(F)(F)S3)C1C2 is from a molecule that exhibits 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}.
2',2',3',3'-tetrafluoro-6,6-bis(trifluoromethyl)spiro[bicyclo[3.1.1]heptane-2,5'-thiolane]