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 ethyl 2-[(1R)-2-[2-(furan-2-ylmethylamino)-2-oxoethyl]-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-1-yl]acetate into molecular formula.
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C22H28N2O6
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