Boc-3-(3-pyridyl)-L-alanine

Fmoc-3-(3'-pyridyl)-D-alanine 

Boc-L-3-(2-Pyridyl)-alanine   

Boc-L-3-(3-Pyridyl)-alanine   

Boc-L-3-(4-Pyridyl)-alanine   

Boc-L-3-(4-Pyridyl)-alanine   

Boc-L-3-(3-Pyridyl)-alanine   

Boc-L-3-(2-Pyridyl)-alanine   

Boc-L-3-(2-Pyridyl)-alanine   

Boc-L-3-(3-Pyridyl)-alanine   

Boc-L-3-(4-Pyridyl)-alanine   

Boc-L-3-(4-Pyridyl)-alanine   

Boc-L-3-(3-Pyridyl)-alanine   

Boc-L-3-(2-Pyridyl)-alanine   

Boc-3-\(3-pyridyl\)-L-alanine 

Boc-3-(2-pyridyl)-L-alanine 

Boc-L-3-(4-Pyridyl)-alanine 

Boc-L-3-(2-Pyridyl)-alanine 

L-3-(2-Pyridyl)-alanine 

Boc-L-3-(2-Pyridyl)-alanine 

L-3-(4-Pyridyl)-alanine 

Boc-L-3-(3-Pyridyl)-alanine