[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][Branch1][Branch1][C][C][C][=O][C][/C][=C][\\C][C][=Branch1][C][=O][/C][=C][/C][=C][/C][=C][\\C@H1][Branch1][=Branch2][C][C][C][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is a leukotriene anion that is the conjugate base of 12,20-dioxoleukotriene B4, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a leukotriene anion, a hydroxy monocarboxylic acid anion, a polyunsaturated fatty acid anion and an omega-oxo fatty acid anion. It is a conjugate base of a 12,20-dioxoleukotriene B4."}]