[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][Branch1][C][C][C][C@@H1][Branch2][=Branch1][#C][C][=Branch1][C][=O][N][C@@H1][Branch1][=N][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][N][C@@H1][Branch1][Branch2][C][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][N][C@@H1][Branch1][#Branch1][C][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][C@@H1][Branch1][=Branch1][C][C][C][C][NH3+1][C][=Branch1][C][=O][N][C][C][C][C@H1][Ring1][Branch1][C][=Branch1][C][=O][O-1][N][C][=Branch1][C][=O][C@@H1][C][C][C][=Branch1][C][=O][N][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a peptide anion of neurotensin (1-7) resulting from the deprotonation of the carboxy groups of L-alpha-glutamyl and L-proline residues, and protonation of the side chain of L-lysyl group. It is the major species at pH 7.3. It is a conjugate base of a neurotensin (1-7)."}]