[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][=N][C][Branch1][C][O][P][=Branch1][C][=O][Branch1][C][O][O][N]"}, {"from": "gpt", "value": "The molecule is a phosphonic acid having a 1-hydroxy-2-aminoethyl group attached to the phosphorus. It is functionally related to a phosphonic acid. It is a tautomer of a (2-amino-1-hydroxyethyl)phosphonate zwitterion."}]