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(3R,4R,5S)-3-(1,1-dimethoxy-2-methylpropan-2-yl)-4,7,7,8,8-pentamethyl-5-((S)-pent-4-en-2-yl)-1,1,1-triphenyl-2,6-dioxa-1,7-disilanonane
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(3R,4R,5S)-3-(2-(1,3-dithian-2-yl)propan-2-yl)-4,7,7,8,8-pentamethyl-5-((S)-pent-4-en-2-yl)-1,1,1-triphenyl-2,6-dioxa-1,7-disilanonane
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(3R,4R,5S)-3-(2-(1,3-dithian-2-yl)propan-2-yl)-5-((S)-4-methoxybut-3-en-2-yl)-4,7,7,8,8-pentamethyl-1,1,1-triphenyl-2,6-dioxa-1,7-disilanonane
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