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system
Name the molecular formula for the molecule established as methyl 4-[5-[2-(1-ethoxyethenyl)-5-fluoropyridin-4-yl]-1-fluorosulfanylpyrazole-3-carbonyl]-4-azaspiro[2.5]octane-7-carboxylate using the IUPAC nomenclature.
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C22H24F2N4O4S
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