(1R,3R,5R,6R,8R)-5-Bromo-3-((S)-1-bromo-propyl)-8-((Z)-3-iodo-allyl)-2,7-dioxa-bicyclo[4.2.1]nonane

(1'S,3R,3''E,5R,8R)-5-bromo-3-(1'-bromopropyl)-8-(3''-iodoallyl)-2,7-dioxabicyclo[4.2.1]nonane

(1''S,3'R,5'R,8'R)-2-[5'-bromo-3'-(1''-bromopropyl)-2',7'-dioxabicyclo[4.2.1]non-8'-yl]acetaldehyde

{(Z)-5-[(1R,3R,5R,6R,8R)-5-Bromo-3-((S)-1-bromo-propyl)-2,7-dioxa-bicyclo[4.2.1]non-8-yl]-pent-3-en-1-ynyl}-trimethyl-silane

(1''S,3E,3'R,5'R,8'R)-{5-[5'-bromo-3'-(1''-bromopropyl)-2',7'-dioxabicyclo[4.2.1]non-8'-yl]pent-3-en-1-ynyl}(trimethyl)silane