[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][C][=Branch2][Ring2][Ring1][=C][C][=C][Ring1][=Branch1][C@H1][Branch1][#Branch2][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][N][C][=N][C][=C][Ring1][Branch1][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][O]"}, {"from": "gpt", "value": "The molecule is an L-tyrosine in which one of the beta-hydrogens in L-tyrosine is replaced by a L-histidino group joined via the N(pros)-position. It is a L-tyrosine derivative and a non-proteinogenic L-alpha-amino acid."}]