Boc-D-Orn(Z)-OH

(R)-2-Amino-5-(((benzyloxy)carbonyl)amino)pentanoic acid

Fmoc-D-Orn(Boc)-OH

H-Orn(Boc)-OH

(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-aminopentanoic acid hydrochloride

(R)-5-Amino-2-((tert-butoxycarbonyl)amino)pentanoic acid

(R)-5-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-((tert-butoxycarbonyl)amino)pentanoic acid

Z-Orn-OH

Z-Pyr-OH

Boc-L-pyroglutamic acid methyl ester

Fmoc-Val-OH

Fmoc-Asp(OtBu)-OH