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(2R,3S,4S,5S,7S,8Z,10S,11S,12S,13Z)-14-iodo-3,5-[(S)-4-methoxybenzilidenedioxy]-7,11-bis-methoxymethoxy-2,4,10,12-tetramethylpentadeca-8,13-dienoic acid methyl ester
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(2S,3R,4R,5S,7S,10S,11R,12S,13Z)-11-(tert-butyldimethylsilanyloxy)-3,5-[(R)-4-methoxybenzylidenedioxy]-1,7-dihydroxy-2,4,10,12-tetramethyl-14-trimethylsilanylpentadec-13-en-8-yn
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