You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (E)-3-(1,3-benzodioxol-5-yl)-1-(5,7-dihydropyrrolo[3,4-d]pyrimidin-6-yl)prop-2-en-1-one is given. What is its corresponding molecular formula?
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C16H13N3O3
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