You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [(2Z)-2-(furan-2-ylmethylidene)-4-methyl-3-oxo-1-benzofuran-6-yl] 3-(3-methoxy-1,2-oxazol-5-yl)propanoate into molecular formula.
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C21H17NO7
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