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 2-[(3R,4S)-3-(3,4-dihydroisoquinolin-1-ylmethyl)-1-[2-(4-methoxyphenyl)acetyl]piperidin-4-yl]acetic acid into molecular formula.
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C26H30N2O4
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