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 sodium;(10-ethyl-1,4-difluorobenzo[b][1]benzothiepin-6-yl) (10-ethyl-4-fluorobenzo[b][1]benzothiepin-6-yl) phosphate into molecular formula.
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C32H23F3NaO4PS2
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