SMILES: CSC[C@@H](C(=O)NCC(=O)O)NC(=O)CC[C@@H](C(=O)[O-])[NH3+]
Description: The molecule is a zwitterion resulting from the transfer of a proton for the carboxy group to the amino group of the L-gamma-glutamyl residue of S-methylglutathione. It is a conjugate acid of a S-methyl glutathione(1-). It is a tautomer of a S-methylglutathione.