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What is the molecular formula of the molecule ethyl (3S)-3-[amino-[2-(5-chloro-7,7a-dihydro-1H-pyrrolo[2,3-b]pyridin-3-yl)-5-fluoropyrimidin-4-yl]amino]piperidine-1-carboxylate ?
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C19H23ClFN7O2
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