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(4aR,5aS,10aR,11aS)-9-[(2R,3S,5R,6S)-5-Benzyloxy-6-benzyloxymethyl-3-(naphthalen-2-ylmethoxy)-tetrahydro-pyran-2-ylmethyl]-2,2-di-tert-butyl-4a,5a-dimethyl-octahydro-1,3,5,8,10-pentaoxa-2-sila-cyclohepta[b]naphthalene
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2-((4aR,6S,7R,8aS)-6-Allyl-2,2-di-tert-butyl-4a,6-dimethyl-hexahydro-1,3,5-trioxa-2-sila-naphthalen-7-yloxy)-3-[(2R,3S,5R,6S)-5-benzyloxy-6-benzyloxymethyl-3-(naphthalen-2-ylmethoxy)-tetrahydro-pyran-2-yl]-propionaldehyde
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3-[(2R,3S,5R,6S)-5-Benzyloxy-6-benzyloxymethyl-3-(naphthalen-2-ylmethoxy)-tetrahydro-pyran-2-yl]-2-((4aR,6S,7R,8aS)-2,2-di-tert-butyl-4a,6-dimethyl-6-vinyl-hexahydro-1,3,5-trioxa-2-sila-naphthalen-7-yloxy)-propionitrile
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2-((4aR,6S,7R,8aS)-6-Allyl-2,2-di-tert-butyl-4a,6-dimethyl-hexahydro-1,3,5-trioxa-2-sila-naphthalen-7-yloxy)-3-[(2R,3S,5R,6S)-5-benzyloxy-6-benzyloxymethyl-3-(naphthalen-2-ylmethoxy)-tetrahydro-pyran-2-yl]-propionitrile
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3-[(2R,3S,5R,6S)-5-Benzyloxy-6-benzyloxymethyl-3-(naphthalen-2-ylmethoxy)-tetrahydro-pyran-2-yl]-2-[(4aR,6S,7R,8aS)-2,2-di-tert-butyl-6-(2-hydroxy-ethyl)-4a,6-dimethyl-hexahydro-1,3,5-trioxa-2-sila-naphthalen-7-yloxy]-propionitrile