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 [2,3-diacetyloxy-4-[[2,4,6-triethyl-3,5-bis[[(2,3,4-triacetyloxybenzoyl)amino]methyl]phenyl]methylcarbamoyl]phenyl] acetate is given. What is its corresponding molecular formula?
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C54H57N3O21
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