You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (8S)-7-[(2S)-6-amino-2-[[(2S)-1-ethoxy-1-oxo-4-phenylbutan-2-yl]amino]hexanoyl]-1,4-dithia-7-azaspiro[4.4]nonane-8-carboxylic acid is given. What is its corresponding molecular formula?
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C25H37N3O5S2
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