You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[3-(1H-benzimidazol-2-yl)-4-chlorophenyl]-2-chloro-4-[[4-[(E)-3-(hydroxyamino)-3-oxoprop-1-enyl]phenyl]sulfamoyl]benzamide into molecular formula.
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C29H21Cl2N5O5S
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