[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a lyxopyranose that has beta- configuration at the anomeric centre."}, {"from": "gpt", "value": "[C][C@H1][Branch1][S][C@@H1][Branch1][N][C@@H1][Branch1][Branch2][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][O][O][O]"}]