[{"from": "human", "value": "Provide a description of this molecule. [C][O][C][=Branch1][C][=O][C][C][C][N]"}, {"from": "gpt", "value": "The molecule is a methyl ester resulting from the formal condensation of gamma-aminobutyric acid with methanol. It is a primary amino compound, an amino acid ester and a methyl ester. It is functionally related to a gamma-aminobutyric acid."}]