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Under IUPAC nomenclature, a molecule named 4,5,15,16-tetramethyl-10,12-diphenyl-10,11-diazatetracyclo[7.7.1.02,7.013,17]heptadeca-1(16),2(7),3,5,8,11,13(17),14-octaene is given. What is its corresponding molecular formula?
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C31H26N2
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