[{"from": "human", "value": "Describe this molecule. [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 octadecadienoate that is the conjugate base of dihomolinoleic acid. It has a role as a human metabolite and a plant metabolite. It is a conjugate base of a dihomolinoleic acid."}]