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What is the molecular formula of the molecule identified by (10E)-17-(4-amino-3-methylbutyl)-9,27-dihydroxy-6,10,13,27-tetramethyl-22-methylidene-14-(4-methyl-5-oxo-2H-furan-2-yl)-28,29,30-trioxapentacyclo[22.3.1.11,4.14,7.012,17]triaconta-10,13-dien-18-one ?
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C42H63NO8
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