[{"from": "human", "value": "Provide a description of this molecule. [C][C][Branch1][C][C][C][C][O][C][=Branch1][C][=O][C]"}, {"from": "gpt", "value": "The molecule is an oily liquid; colorless; banana odor. Floats and mixes with water. Flammable, irritating vapor is produced. (USCG, 1999)"}]