You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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2-ethyl-3-(4-fluorophenyl)-6,7-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine;hydrobromide The above is the IUPAC name of a molecule. Write its molecular formula.
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C14H16BrFN2S
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