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2-((4aR,5aS,6aR,8S,9R,10aS,11aR,13aS)-9-Benzyloxy-2,2,9,10a-tetramethyl-dodecahydro-1,3,5,7,11-pentaoxa-benzo[4,5]cyclohepta[1,2-b]naphthalen-8-yl)-ethanol
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(4aR,6S,7R,8aS)-6-{4-[(2R,3S,5R,6S)-5-Benzyloxy-6-(2-benzyloxy-ethyl)-3-(tert-butyl-dimethyl-silanyloxy)-tetrahydro-pyran-2-yl]-but-2-ynyl}-7-(tert-butyl-dimethyl-silanyloxy)-2,2,4a-trimethyl-hexahydro-pyrano[3,2-d][1,3]dioxine
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