You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named N,N-dimethyl-1-[(2R)-4-(2-pyridin-4-yl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)morpholin-2-yl]methanamine by IUPAC nomenclature, provide its molecular formula.
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C19H25N5O
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