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What is the molecular formula of the molecule identified by (2S,5R,6R)-6-[[2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid;[(2R,3S)-3-methyloxiran-2-yl]phosphonic acid ?
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C19H26N3O9PS
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