[{"from": "human", "value": "Describe this molecule. [C][Branch2][Ring1][Branch2][C@@H1][Branch2][Ring1][Ring1][C@@H1][Branch1][#C][C@@H1][Branch1][O][C][O][P][=Branch1][C][=O][Branch1][C][O][O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is the 5-phospho derivative of D-ribitol. It is functionally related to a ribitol. It is a conjugate acid of a D-ribitol 5-phosphate(2-)."}]