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What is the molecular formula of the molecule (6S)-7-[[2-[(5-methoxy-1-benzothiophen-3-yl)amino]acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid ?
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C19H19N3O5S2
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