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What is the molecular formula of the molecule identified by N-[3-(1-methylbenzimidazol-2-yl)propyl]-2-(9-oxo-5-oxa-1,10,11-triazatricyclo[6.4.0.02,6]dodeca-2(6),3,7,11-tetraen-10-yl)acetamide ?
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C21H20N6O3
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