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system
Provide the molecular formula for the IUPAC named substance N-[[(2R)-1-ethylpyrrolidin-2-yl]methyl]-4-(4-fluoro-2-piperidin-3-yloxyanilino)-5-methylthieno[2,3-d]pyrimidine-6-carboxamide .
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C26H33FN6O2S
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