[{"from": "human", "value": "Provide a description of this molecule. [C][C][=C][C][=C][C][=C][C][=C][C][=C][Ring1][#Branch2][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a colorless liquid. Freezing point -22 \u00b0C (7.6 \u00b0F). Boiling point 240-243 \u00b0C (464-469 \u00b0F). Flash point 82 \u00b0C (180 \u00b0F). Denser than water. Derived from coal tar and used in organic synthesis."}]