You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 4-bromo-N-[4-[6-(4-methylpiperidin-1-yl)pyridazin-3-yl]phenyl]benzenesulfonamide using the IUPAC nomenclature.
user
C22H23BrN4O2S
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