[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a fructopyranose having D-configuration. It has a role as a sweetening agent. It is a fructopyranose, a D-fructose and a cyclic hemiketal."}, {"from": "gpt", "value": "[C][C@H1][Branch2][Ring1][Ring2][C@H1][Branch1][S][C@@H1][Branch1][N][C][Branch1][Ring2][O][Ring1][=Branch1][Branch1][Ring1][C][O][O][O][O][O]"}]