You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(E)-[2-[4-(2,6-dipyridin-2-ylpyridin-4-yl)phenyl]-9-imino-6-phenylphenanthridin-10-ylidene]amino]aniline The above is the IUPAC name of a molecule. Write its molecular formula.
user
C46H31N7
assistant