[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@@H1][Branch2][Ring1][C][C@H1][Branch1][=C][C][O][C][Ring1][=Branch1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][O][O]"}, {"from": "gpt", "value": "The molecule is a carbohydrate acid anion that is the conjugate base of 3-deoxy-L-threo-hex-2-ulopyranosonic acid, obtained by deprotonation of the carboxy group. It is a conjugate base of a 3-deoxy-L-threo-hex-2-ulopyranosonic acid."}]