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What is the molecular formula of the molecule identified by (2S,3R,5R)-3-[(E)-[4-[(3,4-dihydroxybenzoyl)amino]butanoylhydrazinylidene]methyl]-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid ?
user
C19H22N4O9S
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