(2R,3S,4R,5R,6S)-5-Methyl-6-(2-methyl-[1,3]dioxolan-2-ylmethyl)-2-triisopropylsilanyloxymethyl-tetrahydro-pyran-3,4-diol

[(2R,3S,4R,5S,6S)-3,4-Bis-(4-methoxy-benzyloxy)-5-methyl-6-(2-methyl-[1,3]dioxolan-2-ylmethyl)-tetrahydro-pyran-2-yl]-methanol