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 2,7-dimethyl-4-phenyl-1H-inden-1-ide;4-(2,4-dimethylphenyl)-2-propan-2-yl-1H-inden-1-ide;dimethylsilylidenezirconium(2+);dichloride .
user
C39H42Cl2SiZr-2
assistant