The SMILES O=C1CC(=O)NC(NN2C(=O)CSC2c2ccc(Cl)c(Cl)c2)=N1 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}.