[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an organic molecular entity. It is functionally related to a (5Z,8Z)-icosadienoate(1-)."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][C][C][C][/C][=C][\\C][=C][\\C@H1][Branch1][=Branch2][C][C][C][C][=Branch1][C][=O][O-1][O][O]"}]