You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 1-phenyl-2-[4-[13-[4-(1-phenylbenzimidazol-2-yl)phenyl]-11-oxapentacyclo[10.7.1.12,6.016,20.010,21]henicosa-1(19),2,4,6(21),7,9,12,14,16(20),17-decaen-9-yl]phenyl]benzimidazole by IUPAC nomenclature, provide its molecular formula.
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C58H36N4O
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