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 (2S)-N-tert-butyl-2-[[2-(4-tert-butyl-N-methylsulfonylanilino)acetyl]-[(2-chlorophenyl)methyl]amino]propanamide is given. What is its corresponding molecular formula?
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C27H38ClN3O4S
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