Based on the SMILES O=C(O)CN1C(=O)c2cccc3cccc(c23)C1=O, the molecule has no NR-androgen receptor toxicity features.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule has {toxicity_NR-AR#no &NULL}{toxicity_NR-AR__names__noun} {#properties|characteristics|features!}.