[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a salt or ester of citric acid."}, {"from": "gpt", "value": "[C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O]"}]