You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule tert-butyl (5R)-14,14-difluoro-5-methyl-11-(methylsulfonyloxymethyl)-4,8,9-triazatricyclo[7.5.0.02,7]tetradeca-1,7-diene-4-carboxylate .
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C19H29F2N3O5S
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