The SMILES O=C1c2c(O)ccc(Nc3ccc(CCO)cc3)c2C(=O)c2c([N+](=O)[O-])ccc(O)c21 represents a molecule that is not identified as toxic in the NR-ER assay.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {toxicity_NR-ER#not &NULL}identified as {toxicity_NR-ER__names__adjective}.