[{"from": "human", "value": "Please give me some details about this molecule. [C][C][C][C][C][C][C][C][/C][=C][\\C][C][/C][=C][\\C][C][/C][=Branch1][#Branch2][=C][\\C][C][C][C][=Branch1][C][=O][O][/Br]"}, {"from": "gpt", "value": "The molecule is a very long-chain fatty acid."}]