[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a levorphanol derivative and codeine analog commonly used as a cough suppressant and also a drug of abuse. Although similar in structure to other opioids, it has minimal interaction with opioid receptors.  Dextromethorphan was granted FDA approval before 3 December 1957."}, {"from": "gpt", "value": "[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]"}]