You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (2S)-2-[[2-[N-(benzenesulfonyl)-3-bromoanilino]acetyl]-[(2,6-dichlorophenyl)methyl]amino]-N-[(2S)-butan-2-yl]butanamide by IUPAC nomenclature, provide its molecular formula.
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C29H32BrCl2N3O4S
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