You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-(3-chloro-4-methylphenyl)-5-cyano-N-[(E)-(4-hydroxy-3-methoxyphenyl)methylideneamino]-4-methyl-6-oxopyridazine-3-carboxamide into its molecular formula.
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C22H18ClN5O4
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