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system
Name the molecular formula for the molecule established as 4-[2-(5-ethylsulfonyl-6,7-dihydro-4H-pyrazolo[1,5-a]pyrazin-7-yl)ethoxymethyl]-2-methyl-1,3-thiazole using the IUPAC nomenclature.
user
C15H22N4O3S2
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