You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (1R,11S,13R)-N-[(2,4-difluorophenyl)methyl]-5-hydroxy-14-methyl-3,6-dioxo-12-oxa-2,9-diazatetracyclo[11.2.1.02,11.04,9]hexadeca-4,7-diene-7-carboxamide is given. What is its corresponding molecular formula?
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C22H21F2N3O5
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