[(2S,3S,4S,6R)-2-(2-Benzyloxy-1,1-dimethyl-ethyl)-2,4-dimethoxy-6-((2S,3S)-2-methoxy-3-methoxymethoxy-pent-4-enyl)-tetrahydro-pyran-3-yloxy]-triethyl-silane

(2S,3S,4S,6S)-2-(2-Benzyloxy-1,1-dimethyl-ethyl)-2,4-dimethoxy-6-((2S,3S)-2-methoxy-3-methoxymethoxy-pent-4-enyl)-tetrahydro-pyran-3-ol

(2S,4S)-6-(2-Benzyloxy-1,1-dimethyl-ethyl)-2-((2S,3S)-2-methoxy-3-methoxymethoxy-pent-4-enyl)-3,4-dihydro-2H-pyran-4-ol