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 N'-[2-[(2-bromo-4-methylphenyl)carbamoyl]-5-chloroindol-1-yl]-N-(2,6-dimethylphenyl)oxamide ?
user
C26H22BrClN4O3
assistant