Dicyclohexylammonium Salt of o-Nitrobenzenesulfenyl-O-ethyl-D-tyrosine
3-((S)-3-{(S)-2-[(S)-2-((2S,3S)-2-Amino-3-methyl-pentanoylamino)-4-carbamoyl-butyrylamino]-3-carbamoyl-propionylamino}-4-{(R)-2-[(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butylcarbamoyl]-pyrrolidin-1-yl}-4-oxo-butylsulfanyl)-propionic acid
2-nitrobenzenesulfenyl chloride
β-p-ethoxyphenyl-β-alanine
3-((S)-3-{(S)-2-[(S)-2-((2S,3S)-2-Amino-3-methyl-pentanoylamino)-4-carbamoyl-butyrylamino]-3-carbamoyl-propionylamino}-4-{(S)-2-[(S)-1-(carbamoylmethyl-carbamoyl)-3-methyl-butylcarbamoyl]-pyrrolidin-1-yl}-4-oxo-butylsulfanyl)-propionic acid