Methoxy-acetic acid 2-{(2S,4S,6R,8S,10S)-4,10-dihydroxy-10-methyl-8-[(R)-3-((2S,3R)-3-methyl-1,5-dioxa-spiro[5.5]undec-2-yl)-2-methylene-butyl]-1,7-dioxa-spiro[5.5]undec-2-yl}-ethyl ester

(2S,4R)-5-(1-Ethoxy-ethoxy)-1-iodo-2-methyl-pentane-2,4-diol

(2R,3R,4S)-5-Iodo-2,4-dimethyl-hex-5-ene-1,3-diol

(R)-1-(1-Ethoxy-ethoxy)-3-((S)-2-methyl-oxiranyl)-propan-2-ol

(2R)-1-{[t-butyl(dimethyl)silyl]oxy}-4-methylpent-4-en-2-ol