You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule methyl 4-[2-[(3R)-3-(furan-2-yl)-5-thiophen-2-yl-3,4-dihydropyrazol-2-yl]-2-oxoethoxy]-3-methoxybenzoate into molecular formula.
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C22H20N2O6S
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