(4R,5S,6R,7R,8R)-N4-benzyl-5-benzyloxy-6,7:8,9-di-O-isopropylidene-1-nonene

(4R,5S,6R,7R,8R)-N4-benzyl-N4-acetyl-5-benzyloxy-6,7:8,9-di-O-isopropylidene-1-nonene

N-Benzyl-N-[(1R,2S,3R,5R,7R)-2-benzyloxy-5-benzyloxymethyl-7-((R)-1,2-dihydroxy-ethyl)-6,8-dioxa-bicyclo[3.2.1]oct-3-yl]-acetamide

N-benzyl-N-((2S,3R,5S,7R)-2-(benzyloxy)-5-((benzyloxy)methyl)-7-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-6,8-dioxabicyclo[3.2.1]octan-3-yl)acetamide

(4R,5S,6R,7R,8R)-N4-benzyl-N4-acetyl-1,5-bis(benzyloxy)-6,7:8,9-di-O-isopropylidene-2-oxononane