You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4-bromo-2,3,6-trimethyl-2,7-dihydrocyclopenta[f][1]benzothiol-7-ide;cyclopenta-1,3-diene;dimethylsilylidenezirconium(2+);dichloride into molecular formula.
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C21H23BrCl2SSiZr-2
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