The molecule with the SMILES O=C(O)Cn1c(=O)n(Cc2ccc(Br)cc2F)c(=O)c2ccc(Cl)cc21 is not exhibiting toxicity in the NR-Estrogen receptor alpha assay.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {toxicity_NR-ER#not &NULL}{toxicity_NR-ER__names__gerund}.