3-hydroxy-2-[(phenylsulfonyl)amino]propanoic acid
N-phenylsulphonyl-(S)-serine benzylester
benzyl bromide
3,4-dihydro-2H-pyran
N-phenylsulphonyl-O-tetrahydropyranyl-(S)-serine benzylester
N-Boc-4-exomethylene-(S)-prolinyl dibenzyl-(S)-aspartate
N-phenylsulphonyl-4-exomethylene-(S)-proline benzylester
(S)-1-(tert-butoxycarbonyl)-4-methylenepyrrolidine-2-carboxylic acid
(2S)-4-methylenepyrrolidine-2-carboxylic acid
N-phenylsulphonyl-N-propargyl-3-bromo-(S)-alanine benzylester