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system
Name the molecular formula for the molecule established as 5,22-difluoro-15-(methylsulfinylmethyl)-12-oxa-18,20,24-triazatetracyclo[17.3.1.113,17.02,7]tetracosa-1(23),2(7),3,5,13,15,17(24),19,21-nonaene using the IUPAC nomenclature.
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C22H21F2N3O2S
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