You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[2-(azepan-2-yl)ethyl]-3,4,5-trimethoxy-N-[(E)-2-methyl-3-phenylprop-2-enyl]benzamide into molecular formula.
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C28H38N2O4
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