SMILES: C1=CC=C(C=C1)C[C@@H](C(=O)O)NC(=O)[C@H](CCCN=C(N)N)N
Description: The molecule is a dipeptide formed from L-arginine and L-phenylalanine residues. It exhibits vasorelaxant activity. It has a role as a metabolite and a vasodilator agent.