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 4-[[3-(3,4-dihydro-1H-isoquinolin-2-ylmethyl)phenyl]methoxy]-2-(6-methylidene-2-oxopiperidin-3-yl)isoindole-1,3-dione into molecular formula.
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C31H29N3O4
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