[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a L-histidine derivative that is ergothioneine in which the thiol hydrogen has been replaced by a hydroxy group. It is a SO-thioperoxol, an amino-acid betaine and a L-histidine derivative. It is functionally related to an ergothioneine."}, {"from": "gpt", "value": "[C][N+1][Branch1][C][C][Branch1][C][C][C@@H1][Branch1][=N][C][C][=C][N][=C][Branch1][Ring2][N][Ring1][Branch1][S][O][C][=Branch1][C][=O][O-1]"}]