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 piperidin-2-ylmethyl N-[(4S)-8-[(3,4-difluorophenyl)carbamoyl]-3,4-dihydro-2H-chromen-4-yl]carbamate into molecular formula.
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C23H25F2N3O4
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