[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an organic calcium salt and a tartrate salt."}, {"from": "gpt", "value": "[C][Branch1][#Branch2][C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O].[Ca+2]"}]