135705-19-0 Ac-D-Arg(hyp(3)-D-phe(7)-leu(8))-bradykinin Ac-R4FL-Bradykinin Acetyl-arg-3-hyp-7-phe-8-leu-bradykinin Bradykinin, acetyl-arg-hyp(3)-phe(7)-leu(8)- Bradykinin, acetyl-arginyl-4-hydroxyprolyl(3)-phenylalanyl(7)-leucyl(8)-