p. 591 - 600
(2007/10/03)N-Benzyloxycarbonyl-L-proline
2-Diazo-3-oxo-butyric acid methyl ester
Z-Pro-NH2
(S)-2-[4-(1-Methoxycarbonyl-2-oxo-propylcarbamoyl)-5-methyl-oxazol-2-yl]-pyrrolidine-1-carboxylic acid benzyl ester
(S)-2-(1-benzyloxycarbonyltetrahydropyrrol-2-yl)-5-methyloxazole-4-carboxylic acid
(S)-2-(1-benzyloxycarbonyltetrahydropyrrol-2-yl)-5-methyloxazole-4-carboxamide