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Under IUPAC nomenclature, a molecule named 15-(9,21-diphenyl-9,18,21-triazaheptacyclo[18.7.0.02,10.03,8.011,19.012,17.022,27]heptacosa-1,3,5,7,10,12,14,16,19,23,25-undecaen-18-yl)-8-thia-14,16-diazatetracyclo[7.7.1.02,7.013,17]heptadeca-1(16),2,4,6,9,11,13(17),14-octaene is given. What is its corresponding molecular formula?
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C50H31N5S
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