Ac-Pro-Leu-Gly-OH
Ac-Pro-Leu-Gly-[(S)-2-mercapto-4-methyl-pentanoyl]-Leu-Gly-OEt
Ac-Pro-Gly-Pro-OH
Ac-Phe-Tyr-OH
Ac-Phe-Trp-OH
Ac-Phe-pNA
Ac-Phe-Phe-OH
Ac-Phe-OMe
Ac-Phe-OEt
Ac-Phe-NHMe
Ac-Phe-NH₂
Ac-Phe-Lys-OH
Ac-Phe-Gly-pNA
Ac-Pen-Arg-Gly-Asp-Cys-OH
Ac-p-Bz-D-Phe-OH
Ac-p-bromo-DL-Phe-OH
Ac-p-amino-Phe-OMe
Ac-Orn-OH
Ac-N-Me-Tyr-Val-Ala-Asp-aldehyde (pseudo acid)
Ac-muramyl-Thr-D-Glu-NH₂
