[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][#Branch2][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][S][O]"}, {"from": "gpt", "value": "The molecule is a cysteine derivative consisting of L-cysteine carrying an S-hydroxy-substituent. It is a L-cysteine derivative and a non-proteinogenic L-alpha-amino acid. It is a tautomer of a S-oxy-L-cysteine."}]