[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a tetrapeptide comprising L-alanyl, gamma-D-glutamyl, L-lysyl and D-alanine residues coupled in sequence."}, {"from": "gpt", "value": "[C][C@@H1][Branch2][Ring2][N][C][=Branch1][C][=O][N][C@H1][Branch2][Ring1][=C][C][C][C][=Branch1][C][=O][N][C@@H1][Branch1][=Branch1][C][C][C][C][N][C][=Branch1][C][=O][N][C@H1][Branch1][C][C][C][=Branch1][C][=O][O][C][=Branch1][C][=O][O][N]"}]