You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (6R,7S)-3-(acetyloxymethyl)-7-(methylamino)-8-oxo-7-(pentanoylamino)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid into its molecular formula.
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C16H23N3O6S
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