Based on the SMILES representation CC1=C2[C@H]3OC(=O)[C@@H](C)[C@@H]3CC[C@@]2(C)C=CC1=O, the molecule has no estrogen receptor alpha toxicity features.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule has {toxicity_NR-ER#no &NULL}{toxicity_NR-ER__names__noun} {#properties|characteristics|features!}.