[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a phosphorus oxoacid that consists of one oxo and three hydroxy groups joined covalently to a central phosphorus atom. It has a role as a solvent, a human metabolite, an algal metabolite and a fertilizer. It is a conjugate acid of a dihydrogenphosphate and a phosphate ion."}, {"from": "gpt", "value": "[O][P][=Branch1][C][=O][Branch1][C][O][O]"}]