[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a peptide cation that is the conjugate acid of beta-alanyl-L-arginine, arising from the deprotonation of the carboxy group and protonation of both the primary amino and guanidino groups; major species at pH 7.3. It is a conjugate acid of a beta-alanyl-L-arginine."}, {"from": "gpt", "value": "[C][Branch2][Ring1][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N][C][=Branch1][C][=O][C][C][NH3+1][C][NH1+1][=C][Branch1][C][N][N]"}]