You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 7-phenyl-5-[4-(8-phenyldibenzothiophen-2-yl)phenyl]-12-oxa-4,6-diazapentacyclo[11.8.0.02,11.03,8.016,21]henicosa-1(13),2(11),3(8),4,6,9,14,16,18,20-decaene is given. What is its corresponding molecular formula?
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C48H28N2OS
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