You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named [(1R,2R)-3-methoxy-2-(pent-4-enoylamino)-1-phenylpropyl] (1R,2R,5S,6S,7S)-2-[(2-chloro-6-methylphenyl)-prop-2-enylcarbamoyl]-3-[(2R)-1-hydroxy-3-methylbutan-2-yl]-4-oxo-10-oxa-3-azatricyclo[5.2.1.01,5]decane-6-carboxylate is given. What is its corresponding molecular formula?
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C40H50ClN3O8
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