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What is the molecular formula of the molecule 6-(4-amino-3,3-dimethylpyrrolidin-1-yl)-7-fluoro-2-methyl-10-oxo-4-oxa-1,2-diazatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraene-11-carboxylic acid ?
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C18H21FN4O4
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