You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named methyl 4-[[4-(4-benzhydrylpiperazin-1-yl)sulfonylphenyl]carbamothioylamino]-4-oxobutanoate by IUPAC nomenclature, provide its molecular formula.
user
C29H32N4O5S2
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