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What is the molecular formula of the molecule 3-[2-[2,5-dimethyl-1-(5-methyl-1,2-oxazol-3-yl)pyrrol-3-yl]-2-oxoethyl]-8,8-dimethyl-1-oxa-3-azaspiro[4.5]decane-2,4-dione ?
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C22H27N3O5
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