[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][C][C][C][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a very long-chain omega-6 fatty acid that is hexacosanoic acid containing five double bonds located at positions 8, 11, 14, 17 and 20 (the 8Z,11Z,14Z,17Z,20Z-isomer). It is an omega-6 fatty acid and a hexacosapentaenoic acid. It is a conjugate acid of an (8Z,11Z,14Z,17Z,20Z)-hexacosapentaenoate."}]