The molecule with the SMILES representation of CN1CC[C@]23c4ccccc4N[C@H]1[C@]21CCN(C)[C@H]3Nc2ccccc21 shows no carcinogenic properties.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {carcinogen#no &NULL}{carcinogen__names__adjective} {#properties|effects!}.