[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a lyxonate that is the conjugate base of L-lyxonic acid, obtained by the deprotonation of the carboxy group. It has a role as a metabolite. It is a conjugate base of a L-lyxonic acid. It is an enantiomer of a D-lyxonate."}, {"from": "gpt", "value": "[C][Branch2][Ring1][C][C@@H1][Branch1][=C][C@H1][Branch1][#Branch2][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][O][O][O]"}]