H-Phe-Leu-Phe-His-Tyr-Ser-Lys-Thr-Gln-Lys-Leu-Gly-Leu-Ser-Asn-Val-Val-Ser-Ser-Val-Val-His-Pro-Leu-Leu-Gln-Leu-Val-Pro-His-Leu-His-Glu-OH Trifluoroacetate