[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an amino acid betaine derived from tyrosine. It is an amino-acid betaine and a tyrosine derivative."}, {"from": "gpt", "value": "[C][N+1][Branch1][C][C][Branch1][C][C][C][Branch1][=N][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][O-1]"}]