You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule benzene;1,9-dihydrofluoren-1-ide;(3,5-dimethylcyclopenta-1,4-dien-1-yl)-trimethylsilane;ethane;methylidenezirconium;dihydrochloride .
user
C32H40Cl2SiZr-4
assistant