[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C][C][C][C][C][C][C][C][O][C][=Branch1][C][=O][C][=C]"}, {"from": "gpt", "value": "The molecule is a liquid. Less dense than water and insoluble in water. Hence floats on water. (USCG, 1999)"}]