(S)-2-((S)-2-Benzyloxy-but-3-ynyl)-1,4-dioxa-spiro[4.5]decane

tert-Butyl-diphenyl-[(E)-(3S,4S,7S,9R)-3,4,7-tris-benzyloxy-9-(4-methoxy-benzyloxy)-dec-5-enyloxy]-silane

(E)-(S)-4-(1,4-Dioxa-spiro[4.5]dec-2-yl)-but-2-en-1-ol

(E)-(S)-4-(1,4-Dioxa-spiro[4.5]dec-2-yl)-but-2-enoic acid ethyl ester

(2R,4S)-4-Benzyloxy-hex-5-yn-2-ol