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What is the molecular formula of the molecule [(2R,4aR,6S,7R,8aS)-6-[[5-[(1S)-1-(2-ethoxyethoxy)but-3-enyl]furan-2-yl]methyl]-4a-methyl-2-phenyl-6,7,8,8a-tetrahydro-4H-pyrano[3,2-d][1,3]dioxin-7-yl]oxy-tert-butyl-dimethylsilane ?
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C33H50O7Si
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