You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2,7-ditert-butyl-1,9-dihydrofluoren-1-ide;(3,5-dimethylcyclopenta-1,4-dien-1-yl)-trimethylsilane;methylidenezirconium(2+);dichloride by IUPAC nomenclature, provide its molecular formula.
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C32H44Cl2SiZr-2
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