You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N,N-diethyl-2-fluoro-4-[7-(3-pyrrolidin-1-ylpropylamino)thieno[3,2-b]pyridin-5-yl]benzamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H31FN4OS
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