The SMILES Nc1cc(Cl)c(NC2=NCCN2)c(Cl)c1 represents a molecule that is not identified as toxic in the NR-AhR assay.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {toxicity_NR-AhR#not &NULL}identified as {toxicity_NR-AhR__names__adjective}.