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What is the molecular formula of the molecule 4-[1-[4-anilino-8-[(E)-(2-methylidene-5-oxopyrrolidin-3-ylidene)methyl]pyrazolo[1,5-a][1,3,5]triazin-2-yl]piperidin-4-yl]benzonitrile ?
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C29H26N8O
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