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Name the molecular formula for the molecule established as 8-[2-(2-methyl-4-piperidin-4-yloxyphenyl)ethylsulfonyl]-2-[3-(trifluoromethoxy)phenyl]-1,3,8-triazaspiro[4.5]dec-1-en-4-one using the IUPAC nomenclature.
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C28H33F3N4O5S
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