[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an alpha-amino acid."}, {"from": "gpt", "value": "[C][C][=C][Branch1][=N][S][C][=Branch1][Ring2][=C][Ring1][Branch1][C][=Branch1][C][=O][O][C][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}]