[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a heptatrienoic acid and an alpha,beta-unsaturated monocarboxylic acid."}, {"from": "gpt", "value": "[C][=C][/C][=C][/C][=C][/C][=Branch1][C][=O][O]"}]