11,11-dihydroxy-34,94,114-dodecaoxidane-3,9-dione

tert-butyl 3-(tert-butyldimethylsilyloxy)propyl(6-(diethoxyphosphoryl)-5-oxohexyl)carbamate

tert-butyl (8R,9S,E)-8-benzyloxy-10-cyano-9-methyl-5-oxodec-6-enyl(3-(tert-butyldimethylsilyloxy)propyl)carbamate

5-{tert-Butoxycarbonyl-[3-(tert-butyl-dimethyl-silanyloxy)-propyl]-amino}-pentanoic acid methyl ester

(10aS,11R,12S,14aS)-4-tert-butyl 14a-ethyl 11-benzyloxy-12-methyl-9,14-dioxotetradecahydrobenzo[e][1]azacyclododecine-4,14a(1H)-dicarboxylate