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(1S,5S,6S,7S,10S,11R,12R,13S)-12-Hydroxy-7-(methoxymethoxy)-11,13,15,15-tetramethyl-14-methylidene-10-phenylmethoxy-2,4-dioxatetracyclo[11.2.2.01,5.06,11]heptadecan-3-one


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