SMILES: C(CC(=O)N[C@H](CCC(=O)[O-])C(=O)[O-])[C@H](C(=O)[O-])[NH3+]
Description: The molecule is a peptide anion arising from deprotonation of the three carboxy groups and protonation of the primary amino group of D-gamma-glutamyl-D-glutamic acid. It is a conjugate base of a D-gamma-glutamyl-D-glutamic acid.