[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is an L-altrofuranose that has beta configuration at the anomeric position. It is an enantiomer of a beta-D-altrofuranose."}, {"from": "gpt", "value": "[C][Branch2][Ring1][Branch1][C@@H1][Branch1][P][C@H1][C@@H1][Branch1][N][C@H1][Branch1][Branch2][C@H1][Branch1][Ring2][O][Ring1][Branch1][O][O][O][O][O]"}]