SMILES: CS(=N)(=O)CC[C@@H](C(=O)[O-])[NH3+]
Description: The molecule is an L-alpha-amino acid zwitterion obtained by transfer of a proton from the carboxy to the amino group of L-methionine sulfoximine; major miscrospecies at pH 7.3. It is a tautomer of a L-methionine sulfoximine.