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 24-(4a,9a-dimethyl-1,2,3,4-tetrahydrocarbazol-9-yl)-17-tert-butyl-21-(4-tert-butyl-2-naphthalen-2-ylphenyl)-3,8-dimethyl-11-phenyl-2,21-diaza-14-boraheptacyclo[12.11.1.12,9.03,8.015,20.022,26.013,27]heptacosa-1(25),9(27),10,12,15(20),16,18,22(26),23-nonaene is given. What is its corresponding molecular formula?
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C70H72BN3
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