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 5-(5-aminopent-1-ynyl)-2-N-(3-fluoro-4-methoxyphenyl)-4-N-(3-fluoropropyl)pyrimidine-2,4-diamine into its molecular formula.
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C19H23F2N5O
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