You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 3-chloro-N-[2-(3,4,5-trimethoxyphenyl)-1,3-benzoxazol-5-yl]-1-benzothiophene-2-carboxamide into molecular formula.
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C25H19ClN2O5S
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