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What is the molecular formula of the compound with this IUPAC name ethenyl 2-[(3S,4R)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-2-oxo-4-tritylsulfanylazetidin-1-yl]-2-chloroacetate ?
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C34H40ClNO4SSi
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