[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule appears as a clear colorless liquid. Insoluble in water and less dense than water. Flash point 86 \u00b0F. Mildly toxic by ingestion and inhalation. Used to make other chemicals."}, {"from": "gpt", "value": "[C][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1]"}]