Ac-Glu-ONa

Ac-Glu-Ala-Tyr-Leu-Val-OH

Ac-Glu(OtBu)-OH

ac-glu-nh2

Ac-Glu-Asp(EDANS)-Lys-Pro-Ile-Leu-Phe-Phe-Arg-Leu-Gly-Lys(DABCYL)-Glu-NH2 trifluoroacetate salt

Ac-Glu-Ser-Met-Asp-aldehyde (pseudo acid)

(4S)-4-acetamido-5-[[(2S)-4-amino-1-[[(2S)-1-[(2S)-2-[[(2S,3S)-1-amino-3-methyl-1-oxopentan-2-yl]carbamoyl]pyrrolidin-1-yl]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-1,4-dioxobutan-2-yl]amino]-5-oxopentanoic acid

Benzyl 3-hydroxy-2-methyl-8-azabicyclo[3.2.1]octane-8-carboxylate

2,2-Difluoro-4-(trifluoroacetamido)butanoic acid

2-(Trifluoroacetyl)-2-azabicyclo[4.1.0]heptane-7-carboxylic acid

benzyl N-(1-cyclopentyl-3-hydroxypropan-2-yl)carbamate

Tert-butyl 4-{[(tert-butoxy)carbonyl](2-hydroxyethyl)amino}piperidine-1-carboxylate

5-Methyl-2-(trifluoroacetamido)hexanoic acid

tert-butyl N-[(2,2-dichlorocyclopropyl)methyl]carbamate

Benzyl 8-hydroxy-1,2,3,4-tetrahydroquinoline-1-carboxylate

2-{[(Tert-butoxy)carbonyl]amino}-2-(2,3-dihydro-1-benzofuran-7-yl)acetic acid

(2S)-2-{[(tert-butoxy)carbonyl]amino}-3-(5-chloro-2-fluorophenyl)propanoic acid