[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch1][C][=O][C][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "The molecule appears as a clear colorless liquid. Flash point 158 \u00b0F. Denser than water and slightly soluble in water. Vapors heavier than air."}]