[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][C][C][C][/C][=C][/C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a monounsaturated fatty acid anion that is the conjugate base of (2E)-oct-2-enoic acid. Major species at pH 7.3. It is a monounsaturated fatty acid anion and a medium-chain fatty acid anion. It is a conjugate base of a (2E)-oct-2-enoic acid."}]