(R)-6-Hydroxy-3-((E)-2-methoxycarbonyl-vinyloxy)-2,2-dimethyl-hexanoic acid methyl ester

2-(trimethylsilyl)ethyl 2-((2R,6S)-6-((2R,4R,5S,E)-2-(benzyloxy)-7-((2S,4R,6S)-4-chloro-6-(3-(2,2-dimethyl-4-oxo-4H-benzo[d][1,3]dioxin-5-yl)propyl)tetrahydro-2H-pyran-2-yl)-4-hydroxy-5-methylhept-6-en-1-yl)tetrahydro-2H-pyran-2-yl)-2-methylpropanoate

2-Methyl-2-[(2R,6S)-6-(2-oxo-ethyl)-tetrahydro-pyran-2-yl]-propionic acid methyl ester