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Under IUPAC nomenclature, a molecule named methyl (4S)-4-[4-[(2R)-2-[(2E)-2-[[3-bromo-5-chloro-2-[(4-ethoxycarbonylphenyl)methoxy]phenyl]methylidene]hydrazinyl]-2-hydroxyethoxy]-3-ethoxyphenyl]-6-methyl-2-oxo-3,4-dihydro-1H-pyrimidine-5-carboxylate is given. What is its corresponding molecular formula?
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