[{"from": "human", "value": "Please give me some details about this molecule. [C][=Branch1][C][=O][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O].[K+1]"}, {"from": "gpt", "value": "The molecule is an odorless white solid. Sinks in water. (USCG, 1999)"}]