You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (E)-3-(3,4-dimethoxyphenyl)-1-(5-methoxy-2,2-dimethyl-5,6-dihydrochromen-6-yl)prop-2-en-1-one into molecular formula.
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C23H26O5
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