Cyclohexanol,2-[2-[[(1,1-dimethylethyl)dimethylsilyl]oxy]ethyl]-1-[(2-phenyl-1,3-dithian-2-yl)methyl]-6-(phenylmethoxy)-2-[(triethylsilyl)oxy]-4-[[tris(1-methylethyl)silyl]oxy]-, (1S,2R,4S,6S)-