[{"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][/C][=C][\\C][C][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a very long-chain polyunsaturated fatty acid that is tetracosanoic acid having six double bonds located at positions 6, 9, 12, 15, 18 and 21 (the (6Z,9Z,12Z,15Z,18Z,21Z-isomer). It is an omega-3 fatty acid and a tetracosahexaenoic acid. It is a conjugate acid of a (6Z,9Z,12Z,15Z,18Z,21Z)-tetracosahexaenoate."}]