[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is an L-arabinono-1,4-lactone with the 2-hydroxy group replaced by hydrogen."}, {"from": "gpt", "value": "[C][C@H1][Branch1][O][C@@H1][Branch1][=Branch1][O][C][Ring1][Branch1][=O][C][O][O]"}]