[{"from": "human", "value": "Provide a description of this molecule. [C][C][C][C][C][C][C][C][C][C][/C][=C][/C][C][C][C][C][C][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is an unsaturated fatty acid anion that is the conjugate base of gadelaidic acid, arising from deprotonation of the carboxy group. It is an unsaturated fatty acid anion, an icosanoid anion and a long-chain fatty acid anion. It is a conjugate base of a gadelaidic acid."}]