You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3E)-1-(4-bromophenyl)-3-[hydroxy(phenyl)methylidene]-2-imino-4-(4-methoxyphenyl)-4,6,7,8-tetrahydroquinolin-5-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H25BrN2O3
assistant