Fmoc-N-Me-L-Asp(OMpe)-OH

Cbz-L-β-homoAsp(otBu)-OH

Fmoc-L-β-Homoasparagine

Fmoc-(R)-3-Amino-4-(2-furyl)-butyric acid

Fmoc-β-HomoAsn(Trt)-OH

Fmoc-(S)-3-Amino-4-(2-furyl)-butyric acid

(S)-3-Amino-4-(2-furyl)-butyric acid

Fmoc-(S)-3-Amino-3-(2-furyl)-propionic acid

Fmoc-(R)-3-Amino-3-(2-furyl)-propionic acid

Fmoc-β-HomoArg(Pbf)-OH

Boc-(R)-3-Amino-4-(2-furyl)-butyric acid

Boc-(S)-3-Amino-4-(2-furyl)-butyric acid

Fmoc-β-HomoAla-OH

Boc-β-HomoAla-OH

Fmoc-β-HomoCys(Trt)-OH

Boc-tBuAla-OH