p. 2591 - 2597
(2007/10/02)p-benzyloxybenzaldehyde
diphenylmethyl (αR,3S)-3-azido-α-
(S)-2-tert-Butoxycarbonylamino-4-(4-oxalyl-phenoxy)-butyric acid benzhydryl ester
(3S)-α-<(p-benzyloxy)phenyl>-N-(diphenylmethyl)-3-hydroxy-2-oxo-1-azedineacetamide
diphenylmethyl L-4-(p-acetylphenoxy)-2-(1-t-butoxyformamido)butyrate