p. 2859 - 2878
(2011/06/22)(2008/06/13)
N-(4-aminomethylbenzyl)urea
(R)-Nδ-benzyloxycarbonyl-N-(4-ureidomethylbenzyl)ornithinamide hydrochloride
(R)-Nδ-benzyloxycarbonyl-Nα-(2,2-diphenylacetyl)-N-(4-ureidomethyl-benzyl)ornithinamide
p-xylylidenediamine
Nε-(benzyloxycarbonyl)ornithine