[{"from": "human", "value": "Please give me some details about this molecule. [C][=Branch1][C][=O][Branch1][C][O][O-1]"}, {"from": "gpt", "value": "The molecule is the carbon oxoanion resulting from the removal of a proton from carbonic acid. It has a role as a human metabolite, a Saccharomyces cerevisiae metabolite, an Escherichia coli metabolite, a mouse metabolite and a cofactor. It is a conjugate base of a carbonic acid. It is a conjugate acid of a carbonate."}]