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(5S)-5-{(2R,3R,4S)-3-(benzyloxy)-4-[(4S,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl]pentan-2-yl}-2,2,3,3,10,10-hexamethyl-9,9-diphenyl-4,8-dioxa-3,9-disilaundecane
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(2R,3S,4S,5S,6R,7R,8R,9S)-7-(benzyloxy)-9-(tert-butyldimethylsilyloxy)-11-(tert-butyldiphenylsilyloxy)-2-ethyl-5-(4-methoxybenzyloxy)-4,6,8-trimethylundecane-1,3-diol
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