[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch1][C][=O][C][=Branch1][C][=O][C]"}, {"from": "gpt", "value": "The molecule appears as a clear colorless liquid with a strong chlorine-like odor. Flash point 80 \u00b0F. Less dense than water. Vapors heavier than air."}]