You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named [4-[3,5-dichloro-4-[(1-cyclohexyl-2-oxopyrrolidin-3-yl)methyl]phenyl]phenyl] N-(2-pyrrolidin-1-ylethyl)carbamate by IUPAC nomenclature, provide its molecular formula.
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C30H37Cl2N3O3
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