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For the molecule named 1-[(3S,4R)-3-[[2-(2,6-dichloro-3,5-dimethoxyphenyl)-4-(4-methoxy-4-methylpiperidin-1-yl)pyrido[3,4-d]pyrimidin-6-yl]amino]oxan-4-yl]but-3-en-2-one by IUPAC nomenclature, provide its molecular formula.
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C31H37Cl2N5O5
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