Fmoc-N-Me-D-Phe(4-F)-OH

Fmoc-N-Me-L-Phe(4-F)-OH

Fmoc-(R)-3-Amino-4-(4-cyano-phenyl)-butyric acid

Fmoc-(R)-3-Amino-4-(3-cyano-phenyl)-butyric acid

Boc-(R)-3-Amino-4-(2-cyano-phenyl)-butyric acid

Boc-(S)-3-Amino-4-(2-cyano-phenyl)-butyric acid

(S)-3-Amino-4-(2-cyano-phenyl)-butyric acidoHCl

2-(4-(tert-Butoxycarbonyl)piperazin-1-yl)-2-(3-cyanophenyl)a

2-(4-Boc-piperazinyl)-α-(2-cyano-phenyl)acetic acid

N-Fmoc-7-phenyl-L-Tryptophan

N-Fmoc-7-phenyl-DL-Tryptophan

7-phenyl-DL-Tryptophan

Fmoc-L-5-AzaTrp-OH

Fmoc-L-6-AzaTrp-OH

(R)-Fmoc-alpha-Methyl-D-Tryptophan

N-Fmoc-6-methyl-L-tryptophan