p. 1036 - 1039
(2012/03/26)p. 4667 - 4669
(2011/06/20)p. 1699 - 1702
(2007/10/03)N1,N1-dibenzyl-N18-octadecyl-3,6,12,15-tetraoxa-8,17-dioxo-9,18-diaza-esatriacontylamine
N1,N1-dibenzyl-N9-octadecyl-3,6-dioxa-8-oxo-9-azaheptacosylamine
3β-{2-[2-(2-{4-[4-(2-azidoacetamido)benzoyl]benzamido}ethoxy)ethoxy]acetoxy}olean-12-en-28-oic acid
3β-{2-[2-(2-{4-[4-(2-chloroacetamido)benzoyl]benzamido}ethoxy)ethoxy]acetoxy}olean-12-en-28-oic acid
3β-[2-(2-{2-[4-(4-aminobenzoyl)benzamido]ethoxy}ethoxy)acetoxy]olean-12-en-28-oic acid