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What is the molecular formula of the compound with this IUPAC name 1-[1-[1-(7,8-dihydro-5H-thiopyrano[4,3-c]pyridazin-3-yl)pyrrolidin-3-yl]pyrazol-4-yl]-3-methylimidazolidin-2-one ?
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C18H23N7OS
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