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What is the molecular formula of the compound with this IUPAC name (4R)-1-methyl-4-(4-propan-2-ylphenyl)-6-(2-pyrrolidin-1-ylethyl)-4,7-dihydro-3H-pyrrolo[3,4-d]pyrimidine-2,5-dione ?
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C22H30N4O2
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