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What is the molecular formula of the compound with this IUPAC name N-[(E)-(5-cyanopyrazolo[1,5-a]pyridin-3-yl)methylideneamino]-N-methyl-2-[methyl(pyridin-2-yl)amino]-5-nitrobenzenesulfonamide;hydrochloride ?
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C22H19ClN8O4S
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