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system
What is the molecular formula of the molecule identified by (6S)-3-(acetyloxymethyl)-4-formyl-8-oxo-7-[(2-thiophen-2-ylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid ?
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C17H16N2O7S2
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