You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 4,5,6,7-tetrabromo-2-[4,6-dimethyl-2-(4,5,6,7-tetrabromo-1,3-dioxoinden-2-yl)quinolin-8-yl]isoindole-1,3-dione ?
user
C28H10Br8N2O4
assistant