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 (4S,4aR,7aR)-4-(2,6-dichlorophenyl)-3,4,4a,5,6,7a-hexahydro-1H-furo[2,3-d]pyrimidin-2-one into molecular formula.
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C12H12Cl2N2O2
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