1 0E6 Amino{[(4s)-4-{[(benzyloxy)carbonyl]amino}-5-{[(2s)-1-(benzyloxy)-4-chloro-3-oxobutan-2-yl]amino}-5-oxopentyl]amino}methaniminium 1.000 2 ZRA Benzoyl-arginine-alanine-fluoro-methyl ketone 0.730