SMILES: C1=C(NC=N1)CC(C(=O)O)NC(=O)CCCN
Description: The molecule is a histidine derivative that is histidine in which one of the hydrogens attached to the alpha-amino group has been replaced by a 4-aminobutanoyl group. It has a role as a metabolite. It is a histidine derivative, a N-acyl-amino acid and a member of imidazoles. It derives from a gamma-aminobutyric acid.