[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][Branch2][Ring1][#Branch1][C][C][C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][C][C][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is a polyunsaturated fatty acid anion that is the conjugate base of 19-HETE, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a long-chain fatty acid anion, a hydroxy fatty acid anion, a polyunsaturated fatty acid anion and an (omega-1)-hydroxy fatty acid anion. It is functionally related to an arachidonate. It is a conjugate base of a 19-HETE."}]