122075-70-1 Flrf peptide L-Phenylalanine, N-(N2-(N-L-phenylalanyl-L-leucyl)-L-arginyl)- N-(N2-(N-L-Phenylalanyl-L-leucyl)-L-arginyl)-L-phenylalanine Phe-leu-arg-phe Phenylalanyl-leucyl-arginyl-phenylalanine