You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name [2-[(2-chlorophenyl)methylamino]-2-oxoethyl] 2-[(5R,9S)-7,7,9-trimethyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl]acetate into its molecular formula.
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C22H28ClN3O5
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