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D-3,5-Difluorophenylalanine 

L-3,5-Difluorophenylalanine 

Fmoc-D-4-Fluorophenylalanine 

Boc-D-3,4-Difluorophenylalanine 

Fmoc-D-3,4-Difluorophenylalanine 

L-3-(2-Pyridyl)-alanine 

Boc-L-3-(2-Pyridyl)-alanine 

Boc-D-3-(2-Pyridyl)-alanine 

Fmoc-L-3-(2-Pyridyl)-alanine 

Fmoc-D-3-(2-Pyridyl)-alanine 

L-3-(4-Pyridyl)-alanine 

L-3,4-Difluorophenylalanine 

D-3,4-Difluorophenylalanine 

Boc-L-3,4-Difluorophenylalanine 

D-3-Fluorophenylalanine 

Boc-L-3-Fluorophenylalanine 

Boc-D-3-Fluorophenylalanine 

D-4-Fluorophenylalanine 

Boc-L-4-Fluorophenylalanine 

Boc-D-4-Fluorophenylalanine 

Fmoc-L-4-Fluorophenylalanine 

Fmoc-L-4-Iodophenylalanine 

Fmoc-D-4-Iodophenylalanine 

L-4-Fluorophenylalanine 

Fmoc-D-3-Fluorophenylalanine 

Fmoc-L-3-Fluorophenylalanine 

Boc-L-4-Methoxyphenylalanine 

D-4-Methoxyphenylalanine 

L-4-Methoxyphenylalanine 

Fmoc-D-4-Trifluoromethylphenylal... 

Fmoc-L-4-Trifluoromethylphenylal... 

D-4-Trifluoromethylphenylalanine 

L-4-Trifluoromethylphenylalanine 

Fmoc-D-3-Trifluoromethylphenylal... 

Fmoc-L-3-Trifluoromethylphenylal... 

Boc-L-3-Trifluoromethylphenylala... 

Fmoc-D-2-Trifluoromethylphenylal... 

Fmoc-L-2-Trifluoromethylphenylal... 

Boc-D-2-Trifluoromethylphenylala... 

Boc-L-2-Trifluoromethylphenylala... 

D-2-Trifluoromethylphenylalanine 

L-2-Trifluoromethylphenylalanine 

Fmoc-D-3-Nitrophenylalanine 

Fmoc-L-3-Nitrophenylalanine 

Boc-D-3-Nitrophenylalanine