You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(5,7-diphenylnaphthalen-1-yl)naphtho[2,1-b][1]benzofuran-9-amine;N-(3-naphthalen-1-ylphenyl)naphtho[2,1-b][1]benzofuran-10-amine;N-(4-phenylnaphthalen-1-yl)naphtho[1,2-b][1]benzofuran-8-amine;N-[3-(4-phenylphenyl)phenyl]naphtho[2,1-b][1]benzofuran-9-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C136H90N4O4
assistant