Glycyl-DL-phenylalanine
Nalpha-glycyl-L-asparagine
N2-Acetyl-L-lysyl-L-alpha-aspartyl-L-valyl-L-tyrosine
L-Tyrosyl-L-glutamic acid
Enalaprilat
L-Valyl-L-glutamic acid
L-Histidyl-L-lysine hydrobromide
L-Alanyl-L-phenylalanine
L-Valyl-L-phenylalanine