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What is the molecular formula of the molecule identified by N-[3-[(1R,8S)-6-hydroxy-4-oxo-3-azatricyclo[6.2.1.02,7]undec-5-en-5-yl]-1,1-dioxo-4H-1lambda6,2,4-benzothiadiazin-7-yl]methanesulfonamide ?
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C18H20N4O6S2
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