You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule 5-carbazol-9-yl-2-[2-(5-carbazol-9-yl-1-hydroxy-3-oxo-1H-isoindol-2-yl)-5-methylcyclopentyl]isoindole-1,3-dione ?
user
C46H34N4O4
assistant