[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a pentose. It has a role as a metabolite."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][Branch1][C][C][C][C][C][C][C][C][C][C][C][O][C][C@@H1][Branch2][Ring1][Ring2][C][O][C][C@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Branch1][C@@H1][Ring1][Branch1][O][O][O][O][O]"}]