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Fmoc-β-homo-Asp(OtBu)-OH

Boc-β-homo-Asp(OBzl)-OH

Fmoc-β-Homoasn(Trt)-OH

Boc-β-homo-Arg(Tos)-OH

Boc-β-Homoala-OH

BOC-PHE(4-F)-OH

BOC-D-PHE(4-F)-OH