You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (2S)-2-[[2-[N-(benzenesulfonyl)-3,4-dichloroanilino]acetyl]-[(3-methylphenyl)methyl]amino]-N-[(2R)-butan-2-yl]butanamide into molecular formula.
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C30H35Cl2N3O4S
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