N,N,N'-Tribenzyl-N'-(3-ethylamino-propyl)-butane-1,4-diamine

N-(3-Amino-propyl)-N'-benzyl-N-ethyl-butane-1,4-diamine

(E)-3-(3,4-Bis-benzyloxy-phenyl)-N-{3-[(E)-3-(3,4-bis-benzyloxy-phenyl)-acryloylamino]-propyl}-N-(4-dibenzylamino-butyl)-acrylamide

N-(3-Amino-propyl)-N',N'-dibenzyl-butane-1,4-diamine

15-{(4-Dibenzylamino-butyl)-[3-(trityl-amino)-propyl]-carbamoyl}-pentadecanoic acid 2-oxo-2-phenyl-ethyl ester