You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 2-[2-[4-[(2R)-butan-2-yl]phenyl]-2-oxoethyl]sulfanyl-3-(3-methoxypropyl)-6-phenylthieno[2,3-d]pyrimidin-4-one into molecular formula.
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C28H30N2O3S2
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