You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (2R)-N-[(2S)-butan-2-yl]-2-[[2-(N-(3,4-dimethoxyphenyl)sulfonyl-4-ethoxyanilino)acetyl]-[(2-methylphenyl)methyl]amino]butanamide into molecular formula.
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C34H45N3O7S
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