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(3R,4s)-1-tert-butoxycarbonyl-3-(2-ethoxyethoxy)-4-phenyl-2-azetidione

3,4,5-Trifluorocinnamic acid

2-Bromo-6-fluorobenzothiazole

4-[1-(1,2,4-Triazolyl)methyl]benzontrile

Cbz-s-phenyl-d-cys

Fmoc-(r)-3-amino-4-(3-benzothienyl)butanoic acid

Fmoc-(s)-3-amino-4-(3-benzothienyl)butanoic acid

4-Bromo-2-chlorobenzonitrile

4-Acetoxycinnamic acid

N,n-bis-(trimethylsilyl)formamide