[{"from": "human", "value": "Describe this molecule. [C][C@@H1][Branch2][Ring1][Ring2][C][=Branch1][C][=O][N][C@@H1][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is a peptide anion obtained by protonation of the amino group and deprotonation of the two carboxy groups of Ala-Asp. It is a conjugate base of an Ala-Asp."}]