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 2-[8-[4-[N-(1,2-dihydro-[1]benzofuro[3,2-c]pyridin-8-yl)-3-phenylanilino]phenyl]fluoranthen-3-yl]-N-(4-fluoranthen-3-ylphenyl)-N-(4-phenylphenyl)-[1]benzofuro[2,3-b]pyridin-6-amine is given. What is its corresponding molecular formula?
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C90H56N4O2
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