SMILES: CC(C)[C@@H](C(=O)N[C@@H](CC1=CC=C(C=C1)O)C(=O)O)NC(=O)[C@H](CC2=CC=CC=C2)NC(=O)[C@H](CC(=O)O)N
Description: The molecule is a tetrapeptide composed of L-aspartic acid, L-phenylalanine, L-valine, and L-tyrosine units joined in sequence. It derives from a L-aspartic acid, a L-phenylalanine, a L-valine and a L-tyrosine.