You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (2R)-3-(hydroxymethyl)-2-[(1R,5S)-7-oxo-4-oxa-2,6-diazabicyclo[3.2.0]hept-2-en-6-yl]but-3-enoic acid is given. What is its corresponding molecular formula?
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C9H10N2O5
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