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Under IUPAC nomenclature, a molecule named 15,21-diphenyl-18-(3,7,10,10-tetraphenylbenzo[b][1,4]benzazasilin-5-yl)-11-thia-15,21-diaza-1-boraheptacyclo[14.11.1.02,14.04,12.05,10.020,28.022,27]octacosa-2,4(12),5,7,9,13,16,18,20(28),22,24,26-dodecaene is given. What is its corresponding molecular formula?
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C72H48BN3SSi
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