You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 3-[7-[4-(3-chlorophenyl)-3-sulfanylidenebutyl]-4-oxo-1,2,3-benzotriazin-3-yl]piperidine-2,6-dione .
user
C22H19ClN4O3S
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