[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is one of four possible geometric isomers of sorbic acid, having cis- and trans-double bonds at positions 2 and 4 respectively."}, {"from": "gpt", "value": "[C][/C][=C][/C][=C][\\C][=Branch1][C][=O][O]"}]