[{"from": "human", "value": "What can you tell me about this molecule? [C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1].[C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule appears as light to dark brown fragrant liquid. May float or sink in water. Freezing point is 54 \u00b0F. (USCG, 1999)"}]