[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][/C][=C][\\C][/C][=C][\\C][=C][\\C][=Branch1][C][=O][C][/C][=C][\\C][/C][=C][\\C][C][C][C][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a docosanoid anion that is the conjugate base of (7Z,10Z,14E,16Z,19Z)-13-oxodocosapentaenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a docosanoid anion, a polyunsaturated fatty acid anion, an oxo fatty acid anion and a long-chain fatty acid anion. It is a conjugate base of a (7Z,10Z,14E,16Z,19Z)-13-oxodocosapentaenoic acid."}]