[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a very long-chain fatty acid."}, {"from": "gpt", "value": "[C][C][/C][=C][\\C][C][C@H1][Branch2][Ring1][=Branch2][C][/C][=C][\\C][C][C][C][C][C][C][C@H1][Branch1][O][C][C][C][C][C][C][=Branch1][C][=O][O][O][O]"}]