You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[2-(3-chloro-4-methoxy-N-(4-methylphenyl)sulfonylanilino)acetyl]-[(3-methoxyphenyl)methyl]amino]-N-methylbutanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H34ClN3O6S
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