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 2-(4-chloro-2-fluoro-3-methoxyphenyl)-5-methyl-7H-pyrrolo[2,3-d]pyrimidine-4-carbaldehyde is given. What is its corresponding molecular formula?
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C15H11ClFN3O2
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