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What is the molecular formula of the molecule 2-chloroprop-2-enyl (5R,6S)-6-[(1R)-1-hydroxyethyl]-7-oxo-3-(1-oxothiolan-3-yl)sulfanyl-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate ?
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C15H18ClNO5S3
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