(5R,7R)-5-((R,E)-4-iodopent-3-en-2-yl)-7-methyl-2,4,8,10-tetraoxaundecane

(4R,6R)-2,2-di-tert-butyl-4-((R,E)-4-iodopent-3-en-2-yl)-6-methyl-1,3,2-dioxasilinane