You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-(hydroxymethylsulfanyl)-7-oxo-6-(1-sulfooxyethyl)-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C10H13NO8S2
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