[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a chromium coordination entity."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][CH1-1][C][=Branch1][C][=O][C].[C][C][=Branch1][C][=O][CH1-1][C][=Branch1][C][=O][C].[Cr+2]"}]