[{"from": "human", "value": "What can you tell me about this molecule? [C][O][C][=Branch1][C][=O][C][Branch1][#Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][Cl][N][C][C][C][=C][Branch1][Ring2][C][Ring1][=Branch1][C][=C][S][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is an alpha-amino acid ester."}]