[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][Branch1][Ring1][C][O][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is the D-enantiomer of homoserine. It is a homoserine and a D-alpha-amino acid. It is an enantiomer of a L-homoserine. It is a tautomer of a D-homoserine zwitterion."}]