You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (3aR,6aR)-5-(5-bromopyrimidin-2-yl)-2-phenyl-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole into molecular formula.
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C16H17BrN4
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