H-Ser-Glu-Thr-Arg-Pro-Val-Leu-Asn-Arg-Leu-Phe-Asp-Lys-Ile-Arg-Gln-Val-Ile-Arg-Lys-Phe-Glu-Lys-Gly-Ile-Lys-Glu-Lys-Ser-Lys-Arg-Phe-Phe-Asp-Gly-Leu-Leu-OH Trifluoroacetate