N-苄氧羰基-L-谷氨酰胺

(S)-5-amino-2-(((2-(4-methoxyphenyl)-2-oxoethoxy)carbonyl)amino)-5-oxopentanoic acid

Nα,Nca-di-tert-butyloxycarbonylglutamine

Cbz-Gln-OMe

N-(benzyloxycarbonyl)-L-isoglutamine methyl ester