You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-[(3,4-dimethoxyphenyl)methyl]-3-[1-(5-methoxy-3-methyl-1-benzofuran-2-yl)ethyl]urea into molecular formula.
user
C22H26N2O5
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