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 3-tert-butyl-5-[(2-chloropyrimidin-5-yl)methyl]-2,3,3a,4,6,6a-hexahydro-1H-pyrrolo[3,4-c]pyrrole into its molecular formula.
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C15H23ClN4
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