benzyl 2-((2R,6S)-6-((2S,4R,5S)-2-(benzyloxy)-4-((tert-butyldimethylsilyl)oxy)-7-((2S,6S)-6-(3-(2,2-dimethyl-4-oxo-4H-benzo[d][1,3]dioxin-5-yl)propyl)tetrahydro-2H-pyran-2-yl)-5-methylheptyl)tetrahydro-2H-pyran-2-yl)-2-methylpropanoate

2-(trimethylsilyl)ethyl 2-(benzyloxy)-6-(3-((2S,6S)-6-vinyltetrahydro-2H-pyran-2-yl)propyl)benzoate