β-benzylthiopropionyl-tyrosyl-D-phenylalanine
β-benzylthiopropionyl-tyrosyl-D-phenylalanine methyl ester
β-benzylthiopropionyl-tyrosine hydrazide
β-benzylthiopropionyl-tyrosyl-D-phenylalanyl-glutaminyl-asparaginyl-S-benzylcysteine benzyl ester
D-phenylalanine methyl ester