[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][#C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N][C][=Branch1][C][=O][N][S]"}, {"from": "gpt", "value": "The molecule is an N-acyl-L-alpha-amino acid anion that is the anion formed by loss of a proton from the carboxy group of N-carbamoyl-L-cysteine; major species present at pH 7.3. It is a N-acyl-L-alpha-amino acid anion and a N-carbamoyl-L-alpha-amino acid anion. It is a conjugate base of a N-carbamoyl-L-cysteine."}]