[{"from": "human", "value": "What can you tell me about this molecule? [C][N][C][C][C@][C][C][C][C][C@H1][Ring1][=Branch1][C@H1][Ring1][#Branch2][C][C][=C][Ring1][#Branch2][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O].[C@@H1][Branch1][#Branch2][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][O][Branch1][=Branch1][C][=Branch1][C][=O][O][O].[O].[O]"}, {"from": "gpt", "value": "The molecule is the tartrate salt form of levorphanol, a synthetic phenanthrene with potent opioid analgesic activity. Levorphanol tartrate mimics the actions of endogenous peptides at CNS opioid receptors, thereby producing the characteristic morphine-like effects on the mu-opioid receptor, including analgesia, euphoria, sedation, respiratory depression, miosis, bradycardia and physical dependence."}]