[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@@H1][C][C][=N][C@H1][Ring1][Branch1][C][=Branch1][C][=O][N][C][C][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][NH3+1]"}, {"from": "gpt", "value": "The molecule is an alpha-amino-acid cation that is the conjugate acid of L-pyrrolysine, obtained by deprotonation of the alpha-amino group. It is a conjugate acid of a L-pyrrolysine."}]