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system
Name the molecular formula for the molecule established as (2R)-1-[2-(4-methylpiperidin-1-yl)-4-phenoxy-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-6-yl]-2-phenylbutan-1-one using the IUPAC nomenclature.
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C29H34N4O2
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