5-(1(R)-hydroxy-7-(trimethylsilyl)-2,4,6-heptatriynyl)-2-oxo-4(S),5(S)-1,3-dioxolane-4-heptanoic acid, methyl ester

magnesium,hex-1-ene,bromide

(6S)-6-((3aR,6S,6aR)-6-(benzyloxy)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)-6-hydroxyhexanal

环辛烯