You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3R,4Z)-8-dibenzofuran-3-yl-3-ethyl-5-methyl-2-phenyl-4-[3-phenyl-5-(4-phenylphenyl)phenyl]-2,3,6,7-tetrahydroazocine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C52H43NO
assistant