SMILES: CC(C)C[C@@H](C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CO)C(=O)O)NC(=O)[C@H](CC(=O)O)N
Description: The molecule is a tetrapeptide composed of L-aspartic acid, L-leucine, L-valine and L-serine units joined in sequence. It has a role as a metabolite.