[{"from": "human", "value": "Provide a description of this molecule. [C][C][=Branch1][C][=O][C][C][=Branch1][C][=O][C]"}, {"from": "gpt", "value": "The molecule appears as a colorless or yellow colored liquid. Less dense than water. Vapors are heavier than air. Used as a solvent in paints and varnishes."}]