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system
Provide the molecular formula for the IUPAC named substance methyl (4R)-6-amino-5-cyano-2-[(3-cyano-6,7-dihydro-5H-cyclopenta[b]pyridin-2-yl)sulfanylmethyl]-4-(4-ethylphenyl)-4H-pyran-3-carboxylate .
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C26H24N4O3S
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