You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule ethyl 2-[4-(3-butan-2-yl-4-methoxyphenoxy)-N-(4-methoxyphenoxy)carbonyl-3,5-dimethylanilino]acetate into molecular formula.
user
C31H37NO7
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