Ac-Lys-AMC
Ac-Lys(Fmoc)-OH
Ac-Lys(Boc)-OH
Ac-Lys(Ac)-OH
Ac-Lys(Ac)-D-Ala-D-lactic acid
Ac-Lys(Ac)-D-Ala-D-Ala-OH
Ac-Leu-Val-Phe-aldehyde
Ac-Leu-Val-Lys-aldehyde
Ac-Leu-pNA
Ac-Leu-NHMe
Ac-Leu-NH₂
Ac-Leu-Gly-OH
Ac-Leu-Glu-Val-Asp-aldehyde (pseudo acid)
Ac-Leu-Glu-Val-Asp-AFC
Ac-Leu-Glu-His-Asp-chloromethylketone
Ac-Leu-Glu-His-Asp-aldehyde (pseudo acid)
Ac-Leu-Asp-Gln-Trp-Phe-Gly-NH₂
Ac-Ile-Tyr-Gly-Glu-Phe-NH₂
Ac-Ile-Tyr(PO₃H₂)-Gly-Glu-Phe-NH₂
Ac-Ile-OMe