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system
What is the molecular formula of the molecule identified by 2-[[(1R,2R,3aS,9aR)-2-[butyl(diphenyl)silyl]oxy-1-[(3R)-3-hydroxy-5-methylidenenon-1-enyl]-2,3,3a,9a-tetrahydro-1H-cyclopenta[b][1,4]benzodioxin-5-yl]oxy]acetic acid ?
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C39H48O7Si
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