(S)-2-((R)-1-(benzyloxy)pent-4-en-2-yl)-1,4-dioxaspiro[4.5]decane

(R,E)-5-(benzyloxy)-4-((S)-1,4-dioxaspiro[4.5]decan-2-yl)pent-2-en-1-yl acetate

(R,E)-5-(benzyloxy)-4-((S)-1,4-dioxaspiro[4.5]decan-2-yl)pent-2-en-1-ol

(S)-2-((R)-1-((2R,3R)-3-(azidomethyl)-1,4-dioxaspiro[4.5]decan-2-yl)-2-(benzyloxy)ethyl)-1,4-dioxaspiro[4.5]decane