You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-[(E)-3-[(2E)-2-[(2,3-dibromo-6-hydroxy-5-methoxyphenyl)methylidene]hydrazinyl]-3-oxo-1-thiophen-2-ylprop-1-en-2-yl]benzamide by IUPAC nomenclature, provide its molecular formula.
user
C22H17Br2N3O4S
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