[{"from": "human", "value": "Please give me some details about this molecule. [C][N+1][Branch1][C][C][Branch1][C][C][C@H1][Branch1][=N][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a D-tyrosine derivative obtained by trimethylation of the amino function of D-tyrosine. It is a tyrosine betaine and a D-tyrosine derivative. It is an enantiomer of a L-tyrosine betaine."}]