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ethyl (2E,5R,6R,7R,9S,10E,12S,16S,17S,18R)-5,19-bis((4-methoxybenzyl)oxy)-7,9-bis(methoxymethoxy)-2,6,10,12,16,18-hexamethyl-17-((triisopropylsilyl)oxy)nonadeca-2,10-dienoate
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(8S,12S,13S,E)-13-((R)-but-3-en-2-yl)-15,15-diisopropyl-2,2,3,3,6,8,12,16-octamethyl-4,14-dioxa-3,15-disilaheptadec-6-ene
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