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 tert-butyl (2S,3R,4S,5S)-3-(3-methylphenyl)-4-nitro-5-phenylpyrrolidine-2-carboxylate is given. What is its corresponding molecular formula?
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C22H26N2O4
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