You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [3-[6-[7-(4-amino-2-fluorophenoxy)thieno[3,2-b]pyridin-2-yl]pyridin-3-yl]-2-methoxypropyl] carbamate into its molecular formula.
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C23H21FN4O4S
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