[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][Branch1][Ring1][C][O][/C][=C][/O]"}, {"from": "gpt", "value": "The molecule is an odorless light yellow thick liquid. Sinks and mixes with water. Freezing point is 45 \u00b0F. (USCG, 1999)"}]