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 (5S)-1-[(R)-amino(hydroxy)methyl]-4-(2-chloroethyl)-5-methyl-6-oxa-2-azabicyclo[3.2.0]heptan-3-one into molecular formula.
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C9H15ClN2O3
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