- (S)-2-((S)-2-((2S,3R)-2-Amino-3-hydroxybutanamido)-3-phenylpropanamido)-N-((S)-1-(((S)-1-amino-5-guanidino-1-oxopentan-2-yl)amino)-4-methyl-1-oxopentan-2-yl)-4-methylpentanamide 2,2,2-trifluoroacetate,99%, 100mg