[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=C][C][=Branch2][Ring1][Branch1][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C@H1][Branch1][C][C][C][C][C][O][C][C][Ring1][=Branch1][C][=Branch2][Ring1][=Branch2][=C][C][=Branch1][Branch1][=N][Ring2][Ring1][C][C][=C][Branch1][N][C][=C][C][=C][C][=C][Ring1][=Branch1][O][Ring1][=Branch2][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is often associated with repeat use of oxycodone. It is a combination of oxycodone with ultralow-dose naltrexone, an opioid antagonist."}]