[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][O][C][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O][C][C][N][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is an opioid analgesic which produces typical opioid effects such as analgesia and sedation. It is structurally similar to methadone and is a benzilic acid derivative. In the United States it is classified as a Schedule I controlled drug."}]