You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-(2,6-dimethylmorpholin-4-yl)-4-fluoro-5-[2-(1,3-thiazol-5-yl)ethynyl]benzaldehyde by IUPAC nomenclature, provide its molecular formula.
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C18H17FN2O2S
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