SMILES: C1[C@H](N=C(N1)N)C[C@@H](C(=O)O)N
Description: The molecule is an L-alpha-amino acid that is L-alanine in which one of the methyl hydrogens is substituted by a 2-iminoimidazolidin-4-yl group. It is a member of imidazolidines, a L-histidine derivative and a non-proteinogenic L-alpha-amino acid. It is a conjugate base of a L-enduracididine(1+).