(S)-2-((S)-6-Benzyloxycarbonylamino-2-tert-butoxycarbonylamino-hexanoylamino)-3-hydroxy-propionic acid
glycylglycine benzyl ester p-toluene sulfonate salt
N-α-tert-butyloxycarbonyl-N-ε-benzyloxycarbonyl-lysine p-nitrophenyl ester
Boc-Gln-ONp
N-tert-butyloxycarbonyl-glutamyl-glycylglycine benzyl ester