(2R,3S)-4-[(2R,4S,5S,6S)-6-(2-Benzyloxy-1,1-dimethyl-ethyl)-4,6-dimethoxy-5-triethylsilanyloxy-tetrahydro-pyran-2-yl]-3-methoxy-2-methoxymethoxy-butyric acid methyl ester

[(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

(2R,3S)-4-[(2R,4S,5S,6S)-6-(1,1-Dimethyl-2-oxo-ethyl)-4,6-dimethoxy-5-triethylsilanyloxy-tetrahydro-pyran-2-yl]-3-methoxy-2-methoxymethoxy-butyric acid methyl ester