[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][C][C][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule appears as colorless liquid. Isomers (2-methyl, 3-methyl) are possible and present in technical mixtures or singly for research purposes. Used in organic synthesis and as a solvent."}]