(S)-4-((S)-2-((2S,3S)-2-((S)-2-((S)-2-((S)-1-(L-精氨酰-L-苯丙氨酰-L-精氨酰-L-色氨酸)吡咯烷-2-甲酰胺基)-3-(4-羟基苯基)丙酰胺基)-5

L-Arginine-L-phenylalanine-L-arginine-L-tryptophan-L-proline-L-tyrosine-L-arginine-L-isoleucine-L-arginine-L-glutamic acid-L-phenylalanine TFA Salt (95%)