You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[[4-(2-bromoethoxy)-3-methoxyphenyl]methyl]-3-methyl-5-phenylmethoxy-2-(4-phenylmethoxyphenyl)indole The above is the IUPAC name of a molecule. Write its molecular formula.
user
C39H36BrNO4
assistant