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 5-[2,7-ditert-butyl-9,9-dimethyl-5-[10,15,20-tris(2,4,6-trimethylphenyl)-21,23-dihydroporphyrin-5-yl]xanthen-4-yl]-10,15,20-tris(2,4,6-trimethylphenyl)-21,23-dihydroporphyrin is given. What is its corresponding molecular formula?
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C117H114N8O
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