The molecule with the SMILES representation of CN1[C@@H]2CC(=O)C[C@H]1[C@H](O)C2 shows no carcinogenic effects.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {carcinogen#no &NULL}{carcinogen__names__adjective} {#properties|effects!}.